CVE-2010-2547
HIGH8.1EPSS 15.1%gnupg2 - execution of arbitrary code
Published: 8/5/2010Modified: 4/28/2026
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.
Affected packages (2)
- Debian/gnupg2from 0, < 2.0.14-2
- Debian/gnupg2from 0, < 2.0.9-3.1+lenny1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |