MEDIUM 5.3 Microsoft
CVE-2026-2443
Libsoup: out-of-bounds read in libsoup handle_partial_get() leading to heap information disclosure
Microsoft Security Update 2026-Feb: Libsoup: out-of-bounds read in libsoup handle_partial_get() leading to heap information disclosure
Affected Products
- azl3 libsoup 3.4.4-11 on Azure Linux 3.0
- cbl2 libsoup 3.0.4-10 on CBL Mariner 2.0
- cbl2 libsoup 3.0.4-12 on CBL Mariner 2.0
- azl3 libsoup 3.4.4-14 on Azure Linux 3.0
- azl3 libsoup 3.4.4-12 on Azure Linux 3.0
- cbl2 libsoup 3.0.4-13 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-2443
- https://nvd.nist.gov/vuln/detail/CVE-2026-2443
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-02-10 via Microsoft. Affected: azl3 libsoup 3.4.4-11 on Azure Linux 3.0, cbl2 libsoup 3.0.4-10 on CBL Mariner 2.0, cbl2 libsoup 3.0.4-12 on CBL Mariner 2.0 and 3 more.
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