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CVE-2022-40304

Published: August 31, 2023Last modified: July 22, 2025

Description

An issue was discovered in libxml2 before 2.10.3. Certain invalid XML entity definitions can corrupt a hash table key, potentially leading to subsequent logic errors. In one case, a double-free can be provoked.

Severity score breakdown

ParameterValue
Base score7.8
Attack VectorLOCAL
Attack complexityLOW
Privileges requiredNONE
User interactionREQUIRED
ScopeUNCHANGED
ConfidentialityHIGH
Integrity impactHIGH
Availability impactHIGH
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Status

ProductReleasePackageStatus
Alpaquita Linux23 LTSlibxml2Not affected (2.10.4-r0)
Streamlibxml2Not affected (2.11.5-r0)
Hardened Containers23 LTSlibxml2Not affected (2.10.4-r0)
Streamlibxml2Not affected (2.11.5-r0)

References

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