CVE-2022-2509
HIGH severity · CVSS 7.5 · Double free
7.5CVSS HIGH
Summary
A vulnerability found in gnutls. This security flaw happens because of a double free error occurs during verification of pkcs7 signatures in gnutls_pkcs7_verify function.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://lists.gnupg.org/pipermail/gnutls-help/2022-July/004746.htmlAdvisory
- https://access.redhat.com/security/cve/CVE-2022-2509Advisory
- https://lists.debian.org/debian-lts-announce/2022/08/msg00002.htmlAdvisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6FL27JS3VM74YEQU7PGB62USO3KSBYZX/
- https://www.debian.org/security/2022/dsa-5203Advisory