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.

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-2076-1 New gnupg2 packages fix potential code execution
Ubuntu USN Ubuntu USN USN-970-1 GnuPG2 vulnerability
Fixes

Solution

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Workaround

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T02:39:37.671Z

Reserved: 2010-06-30T00:00:00

Link: CVE-2010-2547

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2010-08-05T18:17:57.243

Modified: 2025-04-11T00:51:21.963

Link: CVE-2010-2547

cve-icon Redhat

Severity : Moderate

Publid Date: 2010-07-23T00:00:00Z

Links: CVE-2010-2547 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses