CVE-2010-2547

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Summary

CVECVE-2010-2547
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2010-08-05 18:17:57 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionUse-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.

Risk And Classification

Primary CVSS: v3.1 8.1 HIGH from [email protected]

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

Problem Types: CWE-416 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary5.1AV:N/AC:H/Au:N/C:P/I:P/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:H/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 5.0 All All All
Operating System Fedoraproject Fedora 13 All All All
Application Gnupg Gnupg All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
wiki.rpath.com/wiki/Advisories:rPSA-2010-0076 af854a3a-2127-422b-91ae-364da2661108 wiki.rpath.com Broken Link
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link, Vendor Advisory
[#RPL-3229] [SECURITY] gnupg vulnerability CVE-2010-2547 - rPath Issue Tracking System af854a3a-2127-422b-91ae-364da2661108 issues.rpath.com Broken Link
Debian update for gnupg2 - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
GnuPG 'GPGSM Tool' Certificate Importing Remote Code Execution Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Broken Link, Third Party Advisory, VDB Entry
[Announce] Security Alert for GnuPG 2.0 - Realloc bug in GPGSM af854a3a-2127-422b-91ae-364da2661108 lists.gnupg.org Patch, Vendor Advisory
SecurityTracker.com Archives - GnuPG GPGSM Tool Certificate Import Memory Error May Let Remote Users Execute Arbitrary Code af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Broken Link, Third Party Advisory, VDB Entry
GnuPG GPGSM Certificate Parsing Use-After-Free Vulnerability - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Debian -- Security Information -- DSA-2076-1 gnupg2 af854a3a-2127-422b-91ae-364da2661108 www.debian.org Mailing List, Third Party Advisory
[security-announce] SUSE Security Summary Report: SUSE-SR:2010:020 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link
[SECURITY] Fedora 13 Update: gnupg2-2.0.14-4.fc13 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link, Vendor Advisory
The Slackware Linux Project: Slackware Security Advisories af854a3a-2127-422b-91ae-364da2661108 slackware.com Broken Link
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link
Fedora update for gnupg2 - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link, Vendor Advisory
Advisories | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com Broken Link
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Broken Link, Vendor Advisory
Red Hat Customer Portal MITRE access.redhat.com
CVE-2010-2547 - Red Hat Customer Portal MITRE access.redhat.com
618156 – (CVE-2010-2547) CVE-2010-2547 GnuPG 2: use-after-free when importing certificate with many alternate names MITRE bugzilla.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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