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…
- 8.1HighCVSS base score
- 5.3%Exploitation in 30 daysEPSS · top 7.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
- 36 days later
· 36 days later
Published
- 14 years later
· 14 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 5.3% · top 7.3% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.1.
Affected products
n/a
- affected n/a
References
18
- MDVSA-2010:143 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- ADV-2010-1988 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- SUSE-SR:2010:020 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://issues.rpath.com/browse/RPL-3229 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2010-1931 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 41945 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- FEDORA-2010-11413 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- DSA-2076 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 1024247 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [gnupg-announce] 20100723 [Announce] Security Alert for GnuPG 2.0 - Realloc bug in GPGSM (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 38877 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 40841 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0076 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 40718 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2010-3125 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- ADV-2010-1950 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- SSA:2010-240-01 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
- ADV-2010-2217 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2010-2551 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2010-2547)Record last updated .