CVE-2018-11237

Priority
Description
An AVX-512-optimized implementation of the mempcpy function in the GNU C
Library (aka glibc or libc6) 2.27 and earlier may write data beyond the
target buffer, leading to a buffer overflow in
__mempcpy_avx512_no_vzeroupper.
Notes
 sbeattie> looks to have been introduced in 2.23
Package
Upstream:needs-triage
Ubuntu 12.04 ESM (Precise Pangolin):needs-triage
Ubuntu 14.04 LTS (Trusty Tahr):needs-triage
Ubuntu 16.04 LTS (Xenial Xerus):DNE
Ubuntu 18.04 LTS (Bionic Beaver):DNE
Ubuntu 18.10 (Cosmic Cuttlefish):DNE
Ubuntu 19.04 (Disco Dingo):DNE
Package
Source: glibc (LP Ubuntu Debian)
Upstream:released (2.28)
Ubuntu 12.04 ESM (Precise Pangolin):DNE
Ubuntu 14.04 LTS (Trusty Tahr):DNE
Ubuntu 16.04 LTS (Xenial Xerus):needs-triage
Ubuntu 18.04 LTS (Bionic Beaver):needs-triage
Ubuntu 18.10 (Cosmic Cuttlefish):not-affected (2.28-0ubuntu1)
Ubuntu 19.04 (Disco Dingo):not-affected (2.28-0ubuntu1)
Patches:
Upstream:https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=patch;h=9aaaab7c6e4176e61c59b0a63c6ba906d875dc0e
More Information

Updated: 2019-01-14 21:29:00 UTC (commit 51f9b73af244ba86b9321e46e526586c25a8e060)