Heap-based buffer overflow in Microsoft Windows and Windows Server - CVE-2024-26256

Vulnerability identifier: #VU88389

CSH Severity: High

CVSS v4: 8.6 [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]

CVE-ID: CVE-2024-26256

CWE-ID: CWE-122

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to a boundary error in libarchive. A remote attacker can trick the victim to open a specially crafted archive, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

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

Microsoft Windows
Windows Server
Debian Linux
Slackware Linux
Ubuntu
Anolis OS
Fedora
Oracle Solaris
libarchive
libarchive13 (Ubuntu package)
libarchive (Debian package)
libarchive
libarchive13t64 (Ubuntu package)
libarchive-doc
libarchive-devel
bsdunzip
bsdtar
bsdcpio
bsdcat

Install updates from vendor's website.

libarchive - update to 3.7.4
libarchive13 (Ubuntu package) - addressed in versions 3.6.0-1ubuntu1.1, 3.6.2-1ubuntu1.1
libarchive (Debian package) - update to 3.6.2-1+deb12u1
libarchive - addressed in versions 3.7.1-2.fc39, 3.7.2-4.fc40
libarchive13t64 (Ubuntu package) - update to 3.7.2-2ubuntu0.1
libarchive - addressed in versions 3.7.3, 3.7.5
libarchive-doc - update to 3.7.4-1
libarchive-devel - update to 3.7.4-1
libarchive - update to 3.7.4-1
bsdunzip - update to 3.7.4-1
bsdtar - update to 3.7.4-1
bsdcpio - update to 3.7.4-1
bsdcat - update to 3.7.4-1
Oracle Solaris - update to 11.4 SRU 71

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26256
• https://www.zerodayinitiative.com/advisories/ZDI-24-1698/

• Remote code execution in Microsoft Windows libarchive
• Slackware Linux update for libarchive
• Fedora 40 update for libarchive
• Fedora 39 update for libarchive
• Ubuntu update for libarchive
• Multiple vulnerabilities in libarchive
• Debian update for libarchive
• Oracle Solaris update for thrid-party components
• Slackware Linux update for libarchive
• Anolis OS update for libarchive