CVE-2010-2547

high

Description

Use-after-free vulnerability in kbx/keybox-blob.c in GPGSM in GnuPG 2.x through 2.0.16 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a certificate with a large number of Subject Alternate Names, which is not properly handled in a realloc operation when importing the certificate or verifying its signature.

References

http://www.debian.org/security/2010/dsa-2076

http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.html

http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.html

http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.html

Details

Source: Mitre, NVD

Published: 2010-08-05

Updated: 2024-02-02

Risk Information

CVSS v2

Base Score: 5.1

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High