CVE-2014-9087
libksba - security update
EPSS 4.5%
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.
How to fix CVE-2014-9087
To remediate CVE-2014-9087, upgrade the affected package to a fixed version below.
- Debian/libksba—upgrade to 1.3.2-1 or later
- Debian/libksba—upgrade to 1.0.7-2+deb6u1 or later
- Debian/libksba—upgrade to 1.2.0-2+deb7u1 or later
Is CVE-2014-9087 being exploited?
Low — EPSS is 4.5%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1.3.2-1
- from 0, < 1.0.7-2+deb6u1
- from 0, < 1.2.0-2+deb7u1