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 (11)
Core 11
Core References
Third Party Advisory x_refsource_misc
https://blog.fuzzing-project.org/2-Buffer-overflow-and-other-minor-issues-in-GnuPG-and-libksba-TFPA-0012014.html
Not Applicable vendor-advisory
x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2015:151
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/60233
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2014/dsa-3078
Third Party Advisory x_refsource_confirm
http://advisories.mageia.org/MGASA-2014-0498.html
Not Applicable vendor-advisory
x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2014:234
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/71285
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/60073
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/60189
Mailing List, Vendor Advisory mailing-list
x_refsource_mlist
http://lists.gnupg.org/pipermail/gnupg-announce/2014q4/000359.html
Patch, Third Party Advisory vendor-advisory
x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2427-1
Scores
EPSS
0.0517
EPSS Percentile
91.3%
Details
CWE
CWE-191
Status
published
Products (9)
canonical/ubuntu_linux
12.04
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
14.10
debian/debian_linux
7.0
debian/debian_linux
8.0
gnupg/gnupg
2.1.0 (2 CPE variants)
gnupg/libksba
< 1.3.2
mageia/mageia
3.0
mageia/mageia
4.0
Published
Dec 01, 2014
Tracked Since
Feb 18, 2026