CVE-2010-2547
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.
Key facts
- CVSS score
- 8.1 (v3.1)
- Severity
- HIGH
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
- CWE-416
- EPSS score
- 5.3% (93th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2010-2551)
- Published
- August 5, 2010
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2010-2551 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- debian / debian linux
- fedoraproject / fedora
- gnupg / gnupg
References
- http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.html(Mailing List, Third Party Advisory)
- http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.html(Patch, Vendor Advisory)
- http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.html(Mailing List, Third Party Advisory)
- http://secunia.com/advisories/38877(Broken Link, Vendor Advisory)
- http://secunia.com/advisories/40718(Broken Link, Vendor Advisory)
- http://secunia.com/advisories/40841(Broken Link, Vendor Advisory)
- http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.462008(Broken Link)
- http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0076(Broken Link)
- http://www.debian.org/security/2010/dsa-2076(Mailing List, Third Party Advisory)
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:143(Broken Link)
- http://www.securityfocus.com/bid/41945(Broken Link, Third Party Advisory, VDB Entry)
- http://www.securitytracker.com/id?1024247(Broken Link, Third Party Advisory, VDB Entry)
- http://www.vupen.com/english/advisories/2010/1931(Broken Link, Vendor Advisory)
- http://www.vupen.com/english/advisories/2010/1950(Broken Link, Vendor Advisory)
- http://www.vupen.com/english/advisories/2010/1988(Broken Link, Vendor Advisory)
- http://www.vupen.com/english/advisories/2010/2217(Broken Link)
- http://www.vupen.com/english/advisories/2010/3125(Broken Link)
- https://issues.rpath.com/browse/RPL-3229(Broken Link)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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