#VU112508 Heap-based buffer overflow in Windows and Windows Server - CVE-2025-49721


Vulnerability identifier: #VU112508

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-49721

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Windows
Operating systems & Components / Operating system
Windows Server
Operating systems & Components / Operating system

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Windows Fast FAT File System Driver. A remote attacker can trick a victim into mounting a specially crafted VHD, trigger a heap-based buffer overflow and execute arbitrary code on the target system with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Windows: 10 21H2 10.0.19041.3920, 10 21H2 10.0.19043.4529, 10 21H2 10.0.19044.1147, 10 21H2 10.0.19044.1149, 10 21H2 10.0.19044.1151, 10 21H2 10.0.19044.1165, 10 21H2 10.0.19044.1200, 10 21H2 10.0.19044.1202 - 11 22H2 10.0.22621.2500, 10 21H2 10.0.19044.1237 - 11 23H2 10.0.22631.4751, 10 21H2 10.0.19044.1263, 10 21H2 10.0.19044.1266, 10 21H2 10.0.19044.1288, 10 21H2 10.0.19044.1319, 10 21H2 10.0.19044.1320, 10 21H2 10.0.19044.1348, 10 21H2 10.0.19044.1379, 10 21H2 10.0.19044.1381, 10 21H2 10.0.19044.1387, 10 21H2 10.0.19044.1415, 10 21H2 10.0.19044.1466, 10 21H2 10.0.19044.1469, 10 21H2 10.0.19044.1499, 10 21H2 10.0.19044.1503, 10 21H2 10.0.19044.1526, 10 21H2 10.0.19044.1566, 10 21H2 10.0.19044.1586, 10 21H2 10.0.19044.1618, 10 21H2 10.0.19044.1620, 10 21H2 10.0.19044.1645, 10 21H2 10.0.19044.1679, 10 21H2 10.0.19044.1682, 10 21H2 10.0.19044.1706, 10 21H2 10.0.19044.1708, 10 21H2 10.0.19044.1737, 10 21H2 10.0.19044.1739, 10 21H2 10.0.19044.1741, 10 21H2 10.0.19044.1766, 10 21H2 10.0.19044.1767, 10 21H2 10.0.19044.1806, 10 21H2 10.0.19044.1826, 10 21H2 10.0.19044.1862, 10 21H2 10.0.19044.1865, 10 21H2 10.0.19044.1889, 10 21H2 10.0.19044.1947, 10 21H2 10.0.19044.1949, 10 21H2 10.0.19044.2006, 10 21H2 10.0.19044.2075, 10 21H2 10.0.19044.2130, 10 21H2 10.0.19044.2132, 10 21H2 10.0.19044.2192, 10 21H2 10.0.19044.2193, 10 21H2 10.0.19044.2194, 10 21H2 10.0.19044.2251, 10 21H2 10.0.19044.2311, 10 21H2 10.0.19044.2364, 10 21H2 10.0.19044.2486, 10 21H2 10.0.19044.2545, 10 21H2 10.0.19044.2546, 10 21H2 10.0.19044.2604, 10 21H2 10.0.19044.2673, 10 21H2 10.0.19044.2728, 10 21H2 10.0.19044.2788, 10 21H2 10.0.19044.2846, 10 21H2 10.0.19044.2965, 10 21H2 10.0.19044.3086, 10 21H2 10.0.19044.3208, 10 21H2 10.0.19044.3324, 10 21H2 10.0.19044.3448, 10 21H2 10.0.19044.3570, 10 21H2 10.0.19044.3693, 10 22H2 10.0.19041.4894, 10 22H2 10.0.19045.1865, 10 22H2 10.0.19045.1889, 10 22H2 10.0.19045.1949, 10 22H2 10.0.19045.2006, 10 22H2 10.0.19045.2075, 10 22H2 10.0.19045.2130, 10 22H2 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10.0.17763.678, 10 1809 10.0.17763.720, 10 1809 10.0.17763.737, 10 1809 10.0.17763.740, 10 1809 10.0.17763.774, 10 1809 10.0.17763.775, 10 1809 10.0.17763.805, 10 1809 10.0.17763.832, 10 1809 10.0.17763.864, 10 1809 10.0.17763.914, 10 1809 10.0.17763.973, 10 1809 10.0.17763.1012, 10 1809 10.0.17763.1039, 10 1809 10.0.17763.1075, 10 1809 10.0.17763.1098, 10 1809 10.0.17763.1131, 10 1809 10.0.17763.1132, 10 1809 10.0.17763.1158, 10 1809 10.0.17763.1192, 10 1809 10.0.17763.1217, 10 1809 10.0.17763.1282, 10 1809 10.0.17763.1294, 10 1809 10.0.17763.1339, 10 1809 10.0.17763.1369, 10 1809 10.0.17763.1397, 10 1809 10.0.17763.1432, 10 1809 10.0.17763.1457, 10 1809 10.0.17763.1490, 10 1809 10.0.17763.1518, 10 1809 10.0.17763.1554, 10 1809 10.0.17763.1577, 10 1809 10.0.17763.1579, 10 1809 10.0.17763.1613, 10 1809 10.0.17763.1637, 10 1809 10.0.17763.1697, 10 1809 10.0.17763.1728, 10 1809 10.0.17763.1757, 10 1809 10.0.17763.1790, 10 1809 10.0.17763.1817, 10 1809 10.0.17763.1821, 10 1809 10.0.17763.1823, 10 1809 10.0.17763.1852, 10 1809 10.0.17763.1879, 10 1809 10.0.17763.1911, 10 1809 10.0.17763.1935, 10 1809 10.0.17763.1971, 10 1809 10.0.17763.1999, 10 1809 10.0.17763.2028, 10 1809 10.0.17763.2029, 10 1809 10.0.17763.2061, 10 1809 10.0.17763.2090, 10 1809 10.0.17763.2091, 10 1809 10.0.17763.2114, 10 1809 10.0.17763.2145, 10 1809 10.0.17763.2183, 10 1809 10.0.17763.2213, 10 1809 10.0.17763.2237, 10 1809 10.0.17763.2268, 10 1809 10.0.17763.2300, 10 1809 10.0.17763.2305, 10 1809 10.0.17763.2330, 10 1809 10.0.17763.2366, 10 1809 10.0.17763.2369, 10 1809 10.0.17763.2452, 10 1809 10.0.17763.2458, 10 1809 10.0.17763.2510, 10 1809 10.0.17763.2565, 10 1809 10.0.17763.2628, 10 1809 10.0.17763.2686, 10 1809 10.0.17763.2746, 10 1809 10.0.17763.2803, 10 1809 10.0.17763.2867, 10 1809 10.0.17763.2928, 10 1809 10.0.17763.2931, 10 1809 10.0.17763.2989, 10 1809 10.0.17763.3046, 10 1809 10.0.17763.3113, 10 1809 10.0.17763.3165, 10 1809 10.0.17763.3232, 10 1809 10.0.17763.3287, 10 1809 10.0.17763.3346, 10 1809 10.0.17763.3406, 10 1809 10.0.17763.3469, 10 1809 10.0.17763.3532, 10 1809 10.0.17763.3534, 10 1809 10.0.17763.3650, 10 1809 10.0.17763.3653, 10 1809 10.0.17763.3770, 10 1809 10.0.17763.3772, 10 1809 10.0.17763.3887, 10 1809 10.0.17763.4010, 10 1809 10.0.17763.4131, 10 1809 10.0.17763.4252, 10 1809 10.0.17763.4377, 10 1809 10.0.17763.4499, 10 1809 10.0.17763.4645, 10 1809 10.0.17763.4737, 10 1809 10.0.17763.4851, 10 1809 10.0.17763.4974, 10 1809 10.0.17763.5122, 10 1809 10.0.17763.5206, 10 1809 10.0.17763.5329, 10 1809 10.0.17763.5458, 10 1809 10.0.17763.5576, 10 1809 10.0.17763.5579, 10 1809 10.0.17763.5696, 10 1809 10.0.17763.5820, 10 1809 10.0.17763.5936, 10 1809 10.0.17763.6054, 10 1809 10.0.17763.6189, 10 1809 10.0.17763.6293, 10 1809 10.0.17763.6414, 10 1809 10.0.17763.6532, 10 1809 10.0.17763.6659, 10 1809 10.0.17763.6775, 10 1809 10.0.17763.6893, 10 1809 10.0.17763.7009, 10 1809 10.0.17763.7136, 10 1809 10.0.17763.7137, 10 1809 10.0.17763.7314, 10 1809 10.0.17763.7434, 11 22H2 10.0.22449.1000, 11 22H2 10.0.22454.1000, 11 22H2 10.0.22458.1000, 11 22H2 10.0.22463.1000, 11 22H2 10.0.22468.1000, 11 22H2 10.0.22471.1000, 11 22H2 10.0.22478.1000, 11 22H2 10.0.22478.1012, 11 22H2 10.0.22483.1000, 11 22H2 10.0.22483.1011, 11 22H2 10.0.22489.1000, 11 22H2 10.0.22494.1000, 11 22H2 10.0.22499.1000, 11 22H2 10.0.22499.1010, 11 22H2 10.0.22504.1000, 11 22H2 10.0.22504.1010, 11 22H2 10.0.22509.1000, 11 22H2 10.0.22509.1011, 11 22H2 10.0.22518.1000, 11 22H2 10.0.22518.1012, 11 22H2 10.0.22523.1000, 11 22H2 10.0.22526.1000, 11 22H2 10.0.22533.1001, 11 22H2 10.0.22538.1000, 11 22H2 10.0.22538.1010, 11 22H2 10.0.22543.1000, 11 22H2 10.0.22557.1, 11 22H2 10.0.22563.1, 11 22H2 10.0.22567.1, 11 22H2 10.0.22567.100, 11 22H2 10.0.22567.200, 11 22H2 10.0.22572.1, 11 22H2 10.0.22572.100, 11 22H2 10.0.22572.201, 11 22H2 10.0.22579.1, 11 22H2 10.0.22579.100, 11 22H2 10.0.22581.1, 11 22H2 10.0.22581.100, 11 22H2 10.0.22581.200, 11 22H2 10.0.22593.1, 11 22H2 10.0.22598.1, 11 22H2 10.0.22598.100, 11 22H2 10.0.22598.200, 11 22H2 10.0.22610.1, 11 22H2 10.0.22616.1, 11 22H2 10.0.22616.100, 11 23H2 10.0.22631.4890, 11 23H2 10.0.22631.5039, 11 23H2 10.0.22631.5189, 11 23H2 10.0.22631.5191, 11 23H2 10.0.22631.5335, 11 23H2 10.0.22631.5465, 11 23H2 10.0.22631.5472, 11 24H2 10.0.26052.1000, 11 24H2 10.0.26052.1100, 11 24H2 10.0.26058.1000, 11 24H2 10.0.26058.1100, 11 24H2 10.0.26058.1300, 11 24H2 10.0.26058.1400, 11 24H2 10.0.26063.1, 11 24H2 10.0.26080.1, 11 24H2 10.0.26080.1100, 11 24H2 10.0.26080.1201, 11 24H2 10.0.26080.1300, 11 24H2 10.0.26080.1400, 11 24H2 10.0.26085.1, 11 24H2 10.0.26090.1, 11 24H2 10.0.26090.112, 11 24H2 10.0.26100.1, 11 24H2 10.0.26100.268, 11 24H2 10.0.26100.560, 11 24H2 10.0.26100.712, 11 24H2 10.0.26100.863, 11 24H2 10.0.26100.994, 11 24H2 10.0.26100.1000, 11 24H2 10.0.26100.1150, 11 24H2 10.0.26100.1297, 11 24H2 10.0.26100.1301, 11 24H2 10.0.26100.1457, 11 24H2 10.0.26100.1586, 11 24H2 10.0.26100.1591, 11 24H2 10.0.26100.1742, 11 24H2 10.0.26100.1876, 11 24H2 10.0.26100.1882, 11 24H2 10.0.26100.2033, 11 24H2 10.0.26100.2152, 11 24H2 10.0.26100.2161, 11 24H2 10.0.26100.2240, 11 24H2 10.0.26100.2314, 11 24H2 10.0.26100.2528, 11 24H2 10.0.26100.2605, 11 24H2 10.0.26100.2894, 11 24H2 10.0.26100.3107, 11 24H2 10.0.26100.3194, 11 24H2 10.0.26100.3403, 11 24H2 10.0.26100.3476, 11 24H2 10.0.26100.3775, 11 24H2 10.0.26100.3981, 11 24H2 10.0.26100.4061, 11 24H2 10.0.26100.4264, 11 24H2 10.0.26100.4270, 11 24H2 10.0.26100.4349

Windows Server: 2008 6.0.6003.22567, 2008 6.0.6003.22618, 2008 6.0.6003.22668, 2008 6.0.6003.22720, 2008 6.0.6003.22769, 2008 6.0.6003.22825, 2008 6.0.6003.22870, 2008 6.0.6003.22918, 2008 6.0.6003.22966, 2008 6.0.6003.23016, 2008 6.0.6003.23070, 2008 6.0.6003.23117, 2008 6.0.6003.23168, 2008 6.0.6003.23220, 2008 6.0.6003.23279, 2008 6.0.6003.23317, 2008 6.0.6003.23351, 2012 6.2.9200.24768, 2012 6.2.9200.24821, 2012 6.2.9200.24868, 2012 6.2.9200.24919, 2012 6.2.9200.24975, 2012 6.2.9200.25031, 2012 6.2.9200.25073, 2012 6.2.9200.25118, 2012 6.2.9200.25165, 2012 6.2.9200.25222, 2012 6.2.9200.25273, 2012 6.2.9200.25317, 2012 6.2.9200.25368, 2012 6.2.9200.25423, 2012 6.2.9200.25475, 2012 6.2.9200.25522, 2016 10.0.14393.10, 2016 10.0.14393.51, 2016 10.0.14393.82, 2016 10.0.14393.105, 2016 10.0.14393.187, 2016 10.0.14393.222, 2016 10.0.14393.321, 2016 10.0.14393.351, 2016 10.0.14393.447, 2016 10.0.14393.479, 2016 10.0.14393.576, 2016 10.0.14393.693, 2016 10.0.14393.953, 2016 10.0.14393.969, 2016 10.0.14393.1066, 2016 10.0.14393.1198, 2016 10.0.14393.1358, 2016 10.0.14393.1378, 2016 10.0.14393.1480, 2016 10.0.14393.1532, 2016 10.0.14393.1537, 2016 10.0.14393.1593, 2016 10.0.14393.1613, 2016 10.0.14393.1670, 2016 10.0.14393.1715, 2016 10.0.14393.1737, 2016 10.0.14393.1770, 2016 10.0.14393.1794, 2016 10.0.14393.1797, 2016 10.0.14393.1884, 2016 10.0.14393.1914, 2016 10.0.14393.1944, 2016 10.0.14393.2007, 2016 10.0.14393.2035, 2016 10.0.14393.2068, 2016 10.0.14393.2097, 2016 10.0.14393.2125, 2016 10.0.14393.2155, 2016 10.0.14393.2156, 2016 10.0.14393.2189, 2016 10.0.14393.2214, 2016 10.0.14393.2248, 2016 10.0.14393.2273, 2016 10.0.14393.2312, 2016 10.0.14393.2339, 2016 10.0.14393.2363, 2016 10.0.14393.2368, 2016 10.0.14393.2395, 2016 10.0.14393.2396, 2016 10.0.14393.2430, 2016 10.0.14393.2457, 2016 10.0.14393.2485, 2016 10.0.14393.2515, 2016 10.0.14393.2551, 2016 10.0.14393.2580, 2016 10.0.14393.2608, 2016 10.0.14393.2639, 2016 10.0.14393.2641, 2016 10.0.14393.2665, 2016 10.0.14393.2670, 2016 10.0.14393.2724, 2016 10.0.14393.2759, 2016 10.0.14393.2791, 2016 10.0.14393.2828, 2016 10.0.14393.2848, 2016 10.0.14393.2879, 2016 10.0.14393.2906, 2016 10.0.14393.2908, 2016 10.0.14393.2941, 2016 10.0.14393.2969, 2016 10.0.14393.2972, 2016 10.0.14393.2999, 2016 10.0.14393.3025, 2016 10.0.14393.3053, 2016 10.0.14393.3056, 2016 10.0.14393.3085, 2016 10.0.14393.3115, 2016 10.0.14393.3144, 2016 10.0.14393.3181, 2016 10.0.14393.3204, 2016 10.0.14393.3206, 2016 10.0.14393.3242, 2016 10.0.14393.3243, 2016 10.0.14393.3274, 2016 10.0.14393.3300, 2016 10.0.14393.3326, 2016 10.0.14393.3384, 2016 10.0.14393.3443, 2016 10.0.14393.3474, 2016 10.0.14393.3504, 2016 10.0.14393.3542, 2016 10.0.14393.3564, 2016 10.0.14393.3595, 2016 10.0.14393.3630, 2016 10.0.14393.3659, 2016 10.0.14393.3686, 2016 10.0.14393.3750, 2016 10.0.14393.3755, 2016 10.0.14393.3808, 2016 10.0.14393.3866, 2016 10.0.14393.3930, 2016 10.0.14393.3986, 2016 10.0.14393.4046, 2016 10.0.14393.4048, 2016 10.0.14393.4104, 2016 10.0.14393.4169, 2016 10.0.14393.4225, 2016 10.0.14393.4283, 2016 10.0.14393.4288, 2016 10.0.14393.4350, 2016 10.0.14393.4402, 2016 10.0.14393.4467, 2016 10.0.14393.4470, 2016 10.0.14393.4530, 2016 10.0.14393.4532, 2016 10.0.14393.4583, 2016 10.0.14393.4651, 2016 10.0.14393.4704, 2016 10.0.14393.4770, 2016 10.0.14393.4771, 2016 10.0.14393.4825, 2016 10.0.14393.4827, 2016 10.0.14393.4886, 2016 10.0.14393.4889, 2016 10.0.14393.4946, 2016 10.0.14393.5006, 2016 10.0.14393.5066, 2016 10.0.14393.5125, 2016 10.0.14393.5127, 2016 10.0.14393.5192, 2016 10.0.14393.5246, 2016 10.0.14393.5291, 2016 10.0.14393.5356, 2016 10.0.14393.5427, 2016 10.0.14393.5429, 2016 10.0.14393.5501, 2016 10.0.14393.5502, 2016 10.0.14393.5582, 2016 10.0.14393.5648, 2016 10.0.14393.5717, 2016 10.0.14393.5786, 2016 10.0.14393.5850, 2016 10.0.14393.5921, 2016 10.0.14393.5989, 2016 10.0.14393.5996, 2016 10.0.14393.6085, 2016 10.0.14393.6167, 2016 10.0.14393.6252, 2016 10.0.14393.6351, 2016 10.0.14393.6452, 2016 10.0.14393.6529, 2016 10.0.14393.6614, 2016 10.0.14393.6709, 2016 10.0.14393.6796, 2016 10.0.14393.6800, 2016 10.0.14393.6897, 2016 10.0.14393.6981, 2016 10.0.14393.7070, 2016 10.0.14393.7159, 2016 10.0.14393.7259, 2016 10.0.14393.7336, 2016 10.0.14393.7428, 2016 10.0.14393.7515, 2016 10.0.14393.7606, 2016 10.0.14393.7699, 2016 10.0.14393.7785, 2016 10.0.14393.7876, 2016 10.0.14393.7969, 2016 10.0.14393.7970, 2016 10.0.14393.8066, 2016 10.0.14393.8148, 2019 10.0.10240.21034, 2019 10.0.17763.1, 2019 10.0.17763.55, 2019 10.0.17763.107, 2019 10.0.17763.134, 2019 10.0.17763.168, 2019 10.0.17763.194, 2019 10.0.17763.195, 2019 10.0.17763.253, 2019 10.0.17763.292, 2019 10.0.17763.316, 2019 10.0.17763.348, 2019 10.0.17763.379, 2019 10.0.17763.404, 2019 10.0.17763.437, 2019 10.0.17763.439, 2019 10.0.17763.475, 2019 10.0.17763.503, 2019 10.0.17763.504, 2019 10.0.17763.529, 2019 10.0.17763.557, 2019 10.0.17763.592, 2019 10.0.17763.593, 2019 10.0.17763.615, 2019 10.0.17763.652, 2019 10.0.17763.678, 2019 10.0.17763.720, 2019 10.0.17763.737, 2019 10.0.17763.740, 2019 10.0.17763.774, 2019 10.0.17763.775, 2019 10.0.17763.805, 2019 10.0.17763.832, 2019 10.0.17763.864, 2019 10.0.17763.914, 2019 10.0.17763.973, 2019 10.0.17763.1012, 2019 10.0.17763.1039, 2019 10.0.17763.1075, 2019 10.0.17763.1098, 2019 10.0.17763.1131, 2019 10.0.17763.1132, 2019 10.0.17763.1158, 2019 10.0.17763.1192, 2019 10.0.17763.1217, 2019 10.0.17763.1282, 2019 10.0.17763.1294, 2019 10.0.17763.1339, 2019 10.0.17763.1369, 2019 10.0.17763.1397, 2019 10.0.17763.1432, 2019 10.0.17763.1457, 2019 10.0.17763.1490, 2019 10.0.17763.1518, 2019 10.0.17763.1554, 2019 10.0.17763.1577, 2019 10.0.17763.1579, 2019 10.0.17763.1613, 2019 10.0.17763.1637, 2019 10.0.17763.1697, 2019 10.0.17763.1728, 2019 10.0.17763.1757, 2019 10.0.17763.1790, 2019 10.0.17763.1817, 2019 10.0.17763.1821, 2019 10.0.17763.1823, 2019 10.0.17763.1852, 2019 10.0.17763.1879, 2019 10.0.17763.1911, 2019 10.0.17763.1935, 2019 10.0.17763.1971, 2019 10.0.17763.1999, 2019 10.0.17763.2028, 2019 10.0.17763.2029, 2019 10.0.17763.2061, 2019 10.0.17763.2090, 2019 10.0.17763.2091, 2019 10.0.17763.2114, 2019 10.0.17763.2145, 2019 10.0.17763.2183, 2019 10.0.17763.2213, 2019 10.0.17763.2237, 2019 10.0.17763.2268, 2019 10.0.17763.2300, 2019 10.0.17763.2305, 2019 10.0.17763.2330, 2019 10.0.17763.2366, 2019 10.0.17763.2369, 2019 10.0.17763.2452, 2019 10.0.17763.2458, 2019 10.0.17763.2510, 2019 10.0.17763.2565, 2019 10.0.17763.2628, 2019 10.0.17763.2686, 2019 10.0.17763.2746, 2019 10.0.17763.2803, 2019 10.0.17763.2867, 2019 10.0.17763.2928, 2019 10.0.17763.2931, 2019 10.0.17763.2989, 2019 10.0.17763.3046, 2019 10.0.17763.3113, 2019 10.0.17763.3165, 2019 10.0.17763.3232, 2019 10.0.17763.3287, 2019 10.0.17763.3346, 2019 10.0.17763.3406, 2019 10.0.17763.3469, 2019 10.0.17763.3532, 2019 10.0.17763.3534, 2019 10.0.17763.3650, 2019 10.0.17763.3653, 2019 10.0.17763.3770, 2019 10.0.17763.3772, 2019 10.0.17763.3887, 2019 10.0.17763.4010, 2019 10.0.17763.4131, 2019 10.0.17763.4252, 2019 10.0.17763.4377, 2019 10.0.17763.4499, 2019 10.0.17763.4645, 2019 10.0.17763.4737, 2019 10.0.17763.4851, 2019 10.0.17763.4974, 2019 10.0.17763.5122, 2019 10.0.17763.5206, 2019 10.0.17763.5329, 2019 10.0.17763.5458, 2019 10.0.17763.5576, 2019 10.0.17763.5579, 2019 10.0.17763.5696, 2019 10.0.17763.5820, 2019 10.0.17763.5936, 2019 10.0.17763.6054, 2019 10.0.17763.6189, 2019 10.0.17763.6293, 2019 10.0.17763.6414, 2019 10.0.17763.6532, 2019 10.0.17763.6659, 2019 10.0.17763.6775, 2019 10.0.17763.6893, 2019 10.0.17763.7009, 2019 10.0.17763.7136, 2019 10.0.17763.7137, 2019 10.0.17763.7314, 2019 10.0.17763.7434, 2022 10.0.20348.202, 2022 10.0.20348.230, 2022 10.0.20348.261, 2022 10.0.20348.288, 2022 10.0.20348.320, 2022 10.0.20348.350, 2022 10.0.20348.380, 2022 10.0.20348.405, 2022 10.0.20348.407, 2022 10.0.20348.469, 2022 10.0.20348.473, 2022 10.0.20348.502, 2022 10.0.20348.524, 2022 10.0.20348.558, 2022 10.0.20348.587, 2022 10.0.20348.617, 2022 10.0.20348.643, 2022 10.0.20348.681, 2022 10.0.20348.707, 2022 10.0.20348.709, 2022 10.0.20348.740, 2022 10.0.20348.768, 2022 10.0.20348.803, 2022 10.0.20348.825, 2022 10.0.20348.859, 2022 10.0.20348.887, 2022 10.0.20348.946, 2022 10.0.20348.1006, 2022 10.0.20348.1070, 2022 10.0.20348.1129, 2022 10.0.20348.1131, 2022 10.0.20348.1194, 2022 10.0.20348.1249, 2022 10.0.20348.1251, 2022 10.0.20348.1311, 2022 10.0.20348.1366, 2022 10.0.20348.1368, 2022 10.0.20348.1487, 2022 10.0.20348.1547, 2022 10.0.20348.1607, 2022 10.0.20348.1668, 2022 10.0.20348.1726, 2022 10.0.20348.1787, 2022 10.0.20348.1850, 2022 10.0.20348.1906, 2022 10.0.20348.1970, 2022 10.0.20348.2031, 2022 10.0.20348.2113, 2022 10.0.20348.2159, 2022 10.0.20348.2227, 2022 10.0.20348.2322, 2022 10.0.20348.2333, 2022 10.0.20348.2340, 2022 10.0.20348.2342, 2022 10.0.20348.2402, 2022 10.0.20348.2458, 2022 10.0.20348.2461, 2022 10.0.20348.2522, 2022 10.0.20348.2527, 2022 10.0.20348.2582, 2022 10.0.20348.2655, 2022 10.0.20348.2695, 2022 10.0.20348.2700, 2022 10.0.20348.2762, 2022 10.0.20348.2849, 2022 10.0.20348.2908, 2022 10.0.20348.2966, 2022 10.0.20348.3091, 2022 10.0.20348.3148, 2022 10.0.20348.3207, 2022 10.0.20348.3270, 2022 10.0.20348.3328, 2022 10.0.20348.3454, 2022 10.0.20348.3630, 2022 10.0.20348.3692, 2022 10.0.20348.3740, 2022 10.0.20348.3745, 2022 10.0.20348.3800, 2022 10.0.20348.3807, 2025 10.0.26100.1742, 2025 10.0.26100.2240, 2025 10.0.26100.2314, 2025 10.0.26100.2528, 2025 10.0.26100.2605, 2025 10.0.26100.2894, 2025 10.0.26100.3107, 2025 10.0.26100.3194, 2025 10.0.26100.3403, 2025 10.0.26100.3476, 2025 10.0.26100.3775, 2025 10.0.26100.3981, 2025 10.0.26100.4061, 2025 10.0.26100.4264, 2025 10.0.26100.4270, 2025 10.0.26100.4349

External links
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49721

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability


Heap-based buffer overflow in Microsoft Windows Fast FAT File System Driver