| Name | CVE-2024-2961 |
| Description | The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4 bytes when converting strings to the ISO-2022-CN-EXT character set, which may be used to crash an application or overwrite a neighbouring variable. |
| 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-3807-1, DSA-5673-1, ELA-1087-1 |
| Debian Bugs | 1069191 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| glibc (PTS) | jessie, jessie (lts) | 2.19-18+deb8u14 | fixed |
| stretch (security) | 2.24-11+deb9u1 | vulnerable | |
| stretch (lts), stretch | 2.24-11+deb9u7 | fixed | |
| buster (security), buster, buster (lts) | 2.28-10+deb10u4 | fixed | |
| bullseye | 2.31-13+deb11u11 | fixed | |
| bullseye (security) | 2.31-13+deb11u10 | fixed | |
| bookworm | 2.36-9+deb12u9 | fixed | |
| bookworm (security) | 2.36-9+deb12u7 | fixed | |
| sid, trixie | 2.40-4 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| glibc | source | jessie | 2.19-18+deb8u13 | ELA-1087-1 | ||
| glibc | source | stretch | 2.24-11+deb9u6 | ELA-1087-1 | ||
| glibc | source | buster | 2.28-10+deb10u3 | DLA-3807-1 | ||
| glibc | source | bullseye | 2.31-13+deb11u9 | DSA-5673-1 | ||
| glibc | source | bookworm | 2.36-9+deb12u6 | DSA-5673-1 | ||
| glibc | source | (unstable) | 2.37-18 | 1069191 |
https://www.openwall.com/lists/oss-security/2024/04/17/9
https://www.openwall.com/lists/oss-security/2024/04/18/4
https://sourceware.org/git/?p=glibc.git;a=blob;f=advisories/GLIBC-SA-2024-0004
Introduced by: https://sourceware.org/git?p=glibc.git;a=commit;h=755104edc75c53f4a0e7440334e944ad3c6b32fc (cvs/libc-2_1_94)
Fixed by: https://sourceware.org/git?p=glibc.git;a=commit;h=f9dc609e06b1136bb0408be9605ce7973a767ada
https://www.ambionics.io/blog/iconv-cve-2024-2961-p1
https://github.com/ambionics/cnext-exploits/