CVE-2010-2547
Last modified
CVE-2010-2547 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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.. EPSS estimates a 5.34% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gnupg | Gnupg | >= 2.0.0, <= 2.0.16 |
| Fedoraproject | Fedora | 13 |
| Debian | Debian Linux | 5.0 |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.htmlMailing List, Third Party Advisory
- http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.htmlPatch, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.htmlMailing List, Third Party Advisory
- http://secunia.com/advisories/38877Broken Link, Vendor Advisory
- http://secunia.com/advisories/40718Broken Link, Vendor Advisory
- http://secunia.com/advisories/40841Broken Link, Vendor Advisory
- http://www.debian.org/security/2010/dsa-2076Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/41945Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id?1024247Broken Link, Third Party Advisory, VDB Entry
- http://www.vupen.com/english/advisories/2010/1931Broken Link, Vendor Advisory
- http://www.vupen.com/english/advisories/2010/1950Broken Link, Vendor Advisory
- http://www.vupen.com/english/advisories/2010/1988Broken Link, Vendor Advisory
- https://issues.rpath.com/browse/RPL-3229Broken Link
- http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.htmlMailing List, Third Party Advisory
- http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.htmlPatch, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.htmlMailing List, Third Party Advisory
- http://secunia.com/advisories/38877Broken Link, Vendor Advisory
- http://secunia.com/advisories/40718Broken Link, Vendor Advisory
- http://secunia.com/advisories/40841Broken Link, Vendor Advisory
- http://www.debian.org/security/2010/dsa-2076Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/41945Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id?1024247Broken Link, Third Party Advisory, VDB Entry
- http://www.vupen.com/english/advisories/2010/1931Broken Link, Vendor Advisory
- http://www.vupen.com/english/advisories/2010/1950Broken Link, Vendor Advisory
- http://www.vupen.com/english/advisories/2010/1988Broken Link, Vendor Advisory
- https://issues.rpath.com/browse/RPL-3229Broken Link
Timeline
- Published
- Last Modified
- Status
- Modified
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- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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