CVE-2017-7186

Published: 20 March 2017

libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.

Priority

Low

CVSS 3 base score: 7.5

Status

Package Release Status
pcre2
Launchpad, Ubuntu, Debian
Upstream
Released (10.22-3)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(10.32-4)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(10.32-4)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(10.31-2)
Ubuntu 16.04 LTS (Xenial Xerus) Needed

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Patches:
Upstream: https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_ucd.c?r1=316&r2=670&sortby=date
Upstream: https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_internal.h?r1=600&r2=670&sortby=date
pcre3
Launchpad, Ubuntu, Debian
Upstream
Released (2:8.39-3)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(2:8.39-3)
Ubuntu 20.04 LTS (Focal Fossa) Not vulnerable
(2:8.39-3)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(2:8.39-3)
Ubuntu 16.04 LTS (Xenial Xerus) Needed

Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)
Patches:
Upstream: https://vcs.pcre.org/pcre?view=revision&revision=1688