CVE-2014-9087

critical

Description

Integer underflow in the ksba_oid_to_str function in Libksba before 1.3.2, as used in GnuPG, allows remote attackers to cause a denial of service (crash) via a crafted OID in a (1) S/MIME message or (2) ECC based OpenPGP data, which triggers a buffer overflow.

References

Advisories
More

https://blog.fuzzing-project.org/2-Buffer-overflow-and-other-minor-issues-in-GnuPG-and-libksba-TFPA-0012014.html

http://www.ubuntu.com/usn/USN-2427-1

http://www.securityfocus.com/bid/71285

http://www.debian.org/security/2014/dsa-3078

http://secunia.com/advisories/60233

http://secunia.com/advisories/60189

http://secunia.com/advisories/60073

http://advisories.mageia.org/MGASA-2014-0498.html

http://www.mandriva.com/security/advisories?name=MDVSA-2015:151

http://www.mandriva.com/security/advisories?name=MDVSA-2014:234

http://lists.gnupg.org/pipermail/gnupg-announce/2014q4/000359.html

Details

Source: Mitre, NVD

Published: 2014-12-01

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.03981