| Name | CVE-2015-8983 |
| Description | Integer overflow in the _IO_wstr_overflow function in libio/wstrops.c in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors related to computing a size in bytes, which triggers a heap-based buffer overflow. |
| 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-316-1 |
| Debian Bugs | 779587 |
Vulnerable and fixed packages
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 | fixed |
| 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 |
|---|
| eglibc | source | squeeze | 2.11.3-4+deb6u7 | | DLA-316-1 | |
| eglibc | source | wheezy | 2.13-38+deb7u9 | | | |
| eglibc | source | (unstable) | (unfixed) | | | |
| glibc | source | jessie | 2.19-18+deb8u2 | | | |
| glibc | source | (unstable) | 2.21-1 | | | 779587 |
Notes
https://sourceware.org/bugzilla/show_bug.cgi?id=17269
Fixed upstream in 2.22
Fixed by: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=bdf1ff052a8e23d637f2c838fa5642d78fcedc33
https://www.openwall.com/lists/oss-security/2015/02/22/15