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Libarchive: heap overflow oob read while parsing a tar archive contains a pax extended header

🗓️ 15 Jul 2026 08:02:01Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 11 Views

Libarchive tar parsing causes heap overflow due to out of bounds read in pax extended header.

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13 Aug 2026 07:12Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.13.9
EPSS0.00203
SSVC
11