MEDIUM 6.5 Microsoft
CVE-2026-9149
Libsolv: heap buffer overflow in libsolv repo_add_solv via negative maxsize from crafted .solv file
Microsoft Security Update 2026-May: Libsolv: heap buffer overflow in libsolv repo_add_solv via negative maxsize from crafted .solv file
Affected Products
- azl3 libsolv 0.7.28-3 on Azure Linux 3.0
- azl3 libsolv 0.7.28-4 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-9149
- https://nvd.nist.gov/vuln/detail/CVE-2026-9149
This medium severity vulnerability with a CVSS score of 6.5 was published on 2026-05-12 via Microsoft. Affected: azl3 libsolv 0.7.28-3 on Azure Linux 3.0, azl3 libsolv 0.7.28-4 on Azure Linux 3.0.
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