| Name | CVE-2014-9087 |
| 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-141-1, DSA-3078-1 |
| Debian Bugs | 770972 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| gnupg2 (PTS) | bullseye (security), bullseye | 2.2.27-2+deb11u2 | fixed |
| bookworm | 2.2.40-1.1+deb12u1 | fixed | |
| trixie | 2.4.7-21 | fixed | |
| forky, sid | 2.4.8-3 | fixed | |
| libksba (PTS) | bullseye (security), bullseye | 1.5.0-3+deb11u2 | fixed |
| bookworm | 1.6.3-2 | fixed | |
| forky, sid, trixie | 1.6.7-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| gnupg2 | source | (unstable) | (not affected) | |||
| libksba | source | squeeze | 1.0.7-2+deb6u1 | DLA-141-1 | ||
| libksba | source | wheezy | 1.2.0-2+deb7u1 | DSA-3078-1 | ||
| libksba | source | (unstable) | 1.3.2-1 | 770972 |
- gnupg2 <not-affected> (Fixed before entering unstable; affected only 2.1 and betas)
http://lists.gnupg.org/pipermail/gnupg-announce/2014q4/000359.html
Upstream commit: http://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git;a=commit;h=f715b9e156dfa99ae829fc694e5a0abd23ef97d7