| Name | CVE-2016-6293 |
| Description | The uloc_acceptLanguageFromHTTP function in common/uloc.cpp in International Components for Unicode (ICU) through 57.1 for C/C++ does not ensure that there is a '\0' character at the end of a certain temporary array, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via a call with a long httpAcceptLanguage argument. |
| 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-615-1, DSA-3725-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| icu (PTS) | jessie, jessie (lts) | 52.1-8+deb8u9 | fixed |
| stretch (security), stretch (lts), stretch | 57.1-6+deb9u5 | fixed |
| buster | 63.1-6+deb10u3 | fixed |
| buster (security), buster (lts) | 63.1-6+deb10u2 | fixed |
| bullseye | 67.1-7 | fixed |
| bookworm | 72.1-3 | fixed |
| sid, trixie | 72.1-5 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| icu | source | wheezy | 4.8.1.1-12+deb7u5 | | DLA-615-1 | |
| icu | source | jessie | 52.1-8+deb8u4 | | DSA-3725-1 | |
| icu | source | (unstable) | 57.1-4 | | | |
Notes
http://bugs.icu-project.org/trac/changeset/39109
http://bugs.icu-project.org/trac/ticket/12652
And possibly needs some more follow-up fixes, cf. with upstream changes
around/later than changeset 39109.