| Name | CVE-2021-43618 |
| Description | GNU Multiple Precision Arithmetic Library (GMP) through 6.2.1 has an mpz/inp_raw.c integer overflow and resultant buffer overflow via crafted input, leading to a segmentation fault on 32-bit platforms. |
| 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-2837-1 |
| Debian Bugs | 994405 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| gmp (PTS) | bullseye | 2:6.2.1+dfsg-1+deb11u1 | fixed |
| bookworm | 2:6.2.1+dfsg1-1.1 | fixed |
| sid, trixie | 2:6.3.0+dfsg-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| gmp | source | stretch | 2:6.1.2+dfsg-1+deb9u1 | | DLA-2837-1 | |
| gmp | source | buster | 2:6.1.2+dfsg-4+deb10u1 | | | |
| gmp | source | bullseye | 2:6.2.1+dfsg-1+deb11u1 | | | |
| gmp | source | (unstable) | 2:6.2.1+dfsg-3 | | | 994405 |
Notes
https://gmplib.org/list-archives/gmp-bugs/2021-September/005077.html
https://gmplib.org/repo/gmp-6.2/rev/561a9c25298e