| Name | CVE-2018-6485 |
| Description | An integer overflow in the implementation of the posix_memalign in memalign functions in the GNU C Library (aka glibc or libc6) 2.26 and earlier could cause these functions to return a pointer to a heap area that is too small, potentially leading to heap corruption. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | high (attack range: remote) |
| Debian Bugs | 878159 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| glibc (PTS) | jessie (security), jessie | 2.19-18+deb8u10 | vulnerable |
| stretch | 2.24-11+deb9u4 | vulnerable | |
| stretch (security) | 2.24-11+deb9u1 | vulnerable | |
| buster | 2.28-10 | fixed | |
| bullseye | 2.29-1 | fixed | |
| sid | 2.29-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| eglibc | source | (unstable) | (unfixed) | high | ||
| glibc | source | (unstable) | 2.27-1 | high | 878159 | |
| glibc | source | experimental | 2.26.9000+20180127.7e23a7dd-0experimental0 | high |
[stretch] - glibc <no-dsa> (Minor issue)
[jessie] - glibc <no-dsa> (Minor issue)
[wheezy] - eglibc <ignored> (Minor issue)
https://sourceware.org/bugzilla/show_bug.cgi?id=22343
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=8e448310d74b283c5cd02b9ed7fb997b47bf9b22