CVE-2010-2547
Publication date 5 August 2010
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
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.
Status
Package | Ubuntu Release | Status |
---|---|---|
gnupg2 | ||
Patch details
Package | Patch details |
---|---|
gnupg2 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.1 · High |
Attack vector | Network |
Attack complexity | High |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-970-1
- GnuPG2 vulnerability
- 11 August 2010