Known vulnerabilities in Zlib

Vendor: GNU
Software: Zlib
Software CPE: cpe:2.3:a:gnu:zlib:*:*:*:*:*:*:*:*
Total vulnerabilities: 10
Public exploits: 1
Known exploited (KEV): 0
Highest CVSSv4 Score: 9.2

Breakdown by Severity Chart

Severity distribution of vulnerabilities affecting Zlib Zlib is affected by 10 known vulnerabilities: 3 high, 3 medium, 4 low Critical High Medium Low

Vulnerabilities (10)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU123895 - Resource exhaustion
CVE-2026-27171
CWE-400 Medium
No
No
1.3.2 11.03.2026 SB2026021955
SB2026031155
SB2026031156
and 10 more
#VU123089 - Out-of-bounds write
CVE-2026-22184
CWE-787 High
No
No
1.3.2 19.02.2026 SB2026021955
SB2026030101
SB2026030102
and 2 more
#VU82299 - Heap-based Buffer Overflow
CVE-2023-45853
CWE-122 Medium
No
No
- 23.10.2023 SB2023102325
SB2023102633
SB2023102634
and 40 more
#VU68812 - Heap-based Buffer Overflow
CVE-2022-42800
CWE-122 High
No
No
1.2.13 27.10.2022 SB2022080705
SB2022102746
SB2022102521
and 4 more
#VU66153 - Heap-based Buffer Overflow
CVE-2022-37434
CWE-122 High
Available
No
1.2.13 07.08.2022 SB2022080705
SB2022081833
SB2022081851
and 154 more
#VU61671 - Memory corruption
CVE-2018-25032
CWE-119 Medium
No
No
1.2.12 28.03.2022 SB2022032844
SB2022032845
SB2022033018
and 192 more
#VU6663 - Out-of-bounds read
CVE-2016-9840
CWE-125 Low
No
No
1.2.9 24.05.2017 SB2017052312
SB2017052405
SB2017052406
and 47 more
#VU6664 - Out-of-bounds read
CVE-2016-9841
CWE-125 Low
No
No
1.2.9 24.05.2017 SB2017052312
SB2017052405
SB2017052406
and 34 more
#VU6665 - Improper input validation
CVE-2016-9842
CWE-20 Low
No
No
1.2.9 24.05.2017 SB2017052312
SB2017052405
SB2017052406
and 23 more
#VU6666 - Out-of-bounds read
CVE-2016-9843
CWE-125 Low
No
No
1.2.9 24.05.2017 SB2017052312
SB2017052405
SB2017052406
and 29 more