Home/CVE/Libarchive Remote Code Execution Vulnerability
CVE

CVE-2024-26256

Libarchive Remote Code Execution Vulnerability

Libarchive Remote Code Execution Vulnerability.

HIGH · CVSS 7.8 EPSS 0.38273
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 3% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-122Heap-based Buffer Overflow
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

5
libarchive< 3.7.4
fedoraproject fedoraall versions
microsoft windows 11 22h2< 10.0.22621.3447
microsoft windows 11 23h2< 10.0.22631.3447
microsoft windows server 2022 23h2< 10.0.25398.830
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Apr 2024 · 05:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

5
suse-csafSUSE-SU-2025:20257-1
suse-csafSUSE-SU-2025:20087-1
suse-csafopenSUSE-SU-2024:13929-1
usnUSN-6805-1
msrcCVE-2024-26256Remote Code Execution
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2024/06/04/2Mailing List
http://www.openwall.com/lists/oss-security/2024/06/05/1Mailing List
https://github.com/LeSuisse/nixpkgs/commit/81b82a2934521dffef76f7ca305d8d4e22fe7262Patch
https://github.com/libarchive/libarchive/commit/eb7939b24a681a04648a59cdebd386b1e9dc9237.patchPatch
https://github.com/libarchive/libarchive/releases/tag/v3.7.4Release Notes
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EWANFZ6NEMXFCALXWI2AFKYBOLONAVFC/Mailing List
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