| Name | CVE-2012-6656 |
| Description | iconvdata/ibm930.c in GNU C Library (aka glibc) before 2.16 allows context-dependent attackers to cause a denial of service (out-of-bounds read) via a multibyte character value of "0xffff" to the iconv function when converting IBM930 encoded data to UTF-8. |
| 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-97-1, DSA-3142-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| glibc (PTS) | bullseye | 2.31-13+deb11u11 | fixed |
| bullseye (security) | 2.31-13+deb11u10 | fixed |
| bookworm | 2.36-9+deb12u10 | fixed |
| bookworm (security) | 2.36-9+deb12u7 | fixed |
| trixie | 2.41-6 | fixed |
| sid | 2.41-7 | fixed |
The information below is based on the following data on fixed versions.
Notes
[wheezy] - eglibc <no-dsa> (Will be fixed in a point update)
https://sourceware.org/bugzilla/show_bug.cgi?id=14134
https://sourceware.org/git/?p=glibc.git;a=commit;h=6e230d11837f3ae7b375ea69d7905f0d18eb79e5