CVE-2010-2547

Home/CVE/Use-after-free vulnerability in kbx/keybox-blob.c in GPGSM in GnuPG 2.x through 2.0.16 allows remote attackers to cause

CVE

Use-after-free vulnerability in kbx/keybox-blob.c in GPGSM in GnuPG 2.x through 2.0.16 allows remote attackers to cause

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.

HIGH · CVSS 8.1 EPSS 0.15103

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 5% of all CVEs by exploitation likelihood
CVSS base score ≥ 7.0

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-416Use After Free

▤

Affected Products & Versions

gnupg>= 2.0.0 and <= 2.0.16
fedoraproject fedoraall versions
debian linuxall versions

▣

Scoring & Timeline

8.1

HIGH · CVSS v3.1 · secalert@redhat.com

View on NVD

Attack Vector

Network Adjacent Local Physical

Attack Complexity

Low High

Privileges Required

None Low High

User Interaction

None Required

Scope

Unchanged Changed

Confidentiality

None Low High

Integrity

None Low High

Availability

None Low High

Published to NVD05 Aug 2010 · 06:17 PM

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

⚑

Vendor Advisories

suse-csafopenSUSE-SU-2024:10102-1
usnUSN-970-1
rhsaRHSA-2010:0603Moderate

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.htmlMailing ListThird Party Advisory

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

http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.htmlMailing ListThird Party Advisory

http://secunia.com/advisories/38877Broken LinkVendor Advisory

http://secunia.com/advisories/40718Broken LinkVendor Advisory

http://secunia.com/advisories/40841Broken LinkVendor Advisory

Show all 18 references

http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.462008Broken Link

http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0076Broken Link

http://www.debian.org/security/2010/dsa-2076Mailing ListThird Party Advisory

http://www.mandriva.com/security/advisories?name=MDVSA-2010:143Broken Link

http://www.securityfocus.com/bid/41945Broken LinkThird Party AdvisoryVDB Entry

http://www.securitytracker.com/id?1024247Broken LinkThird Party AdvisoryVDB Entry

http://www.vupen.com/english/advisories/2010/1931Broken LinkVendor Advisory

http://www.vupen.com/english/advisories/2010/1950Broken LinkVendor Advisory

http://www.vupen.com/english/advisories/2010/1988Broken LinkVendor Advisory

http://www.vupen.com/english/advisories/2010/2217Broken Link

http://www.vupen.com/english/advisories/2010/3125Broken Link

https://issues.rpath.com/browse/RPL-3229Broken Link

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