| Name | CVE-2014-3158 |
| Description | Integer overflow in the getword function in options.c in pppd in Paul's PPP Package (ppp) before 2.4.7 allows attackers to "access privileged options" via a long word in an options file, which triggers a heap-based buffer overflow that "[corrupts] security-relevant variables." |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-74-1, DSA-3079-1 |
| Debian Bugs | 762789 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| ppp (PTS) | jessie, jessie (lts) | 2.4.6-3.1+deb8u1 | fixed |
| stretch (security), stretch (lts), stretch | 2.4.7-1+4+deb9u1 | fixed |
| buster (security), buster, buster (lts) | 2.4.7-2+4.1+deb10u1 | fixed |
| bullseye | 2.4.9-1+1 | fixed |
| bookworm | 2.4.9-1+1.1 | fixed |
| sid, trixie | 2.5.0-1+2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| ppp | source | squeeze | 2.4.5-4+deb6u1 | | DLA-74-1 | |
| ppp | source | wheezy | 2.4.5-5.1+deb7u1 | | DSA-3079-1 | |
| ppp | source | (unstable) | 2.4.6-3 | medium | | 762789 |
Notes
https://github.com/paulusmack/ppp/commit/7658e8257183f062dc01f87969c140707c7e52cb
http://marc.info/?l=linux-ppp&m=140764978420764
No known exploit yet but potential local privilege escalation to root for users in "dip" group