CVE-2017-7186
CVE-2017-7186
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 7.5 · High · EPSS 5.0% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
n/a
- Versions
- n/a: Affected
No fix published
pcre2 Debian:12
- Affected ranges
- ECOSYSTEM: < 10.22-3
Update to 10.22-3
pcre2 Debian:13
- Affected ranges
- ECOSYSTEM: < 10.22-3
Update to 10.22-3
pcre2 Debian:14
- Affected ranges
- ECOSYSTEM: < 10.22-3
Update to 10.22-3
pcre3 Debian:12
- Affected ranges
- ECOSYSTEM: < 2:8.39-3
Update to 2:8.39-3
pcre3 Ubuntu:Pro:16.04:LTS
- Versions
- 2:8.35-7.1ubuntu1
- 2:8.38-1ubuntu1
- 2:8.38-3
- 2:8.38-3.1
- 2:8.38-3.1ubuntu0.1~esm1
- Affected ranges
- ECOSYSTEM: < 2:8.38-3.1ubuntu0.1~esm2
Update to 2:8.38-3.1ubuntu0.1~esm2
pcre2 Ubuntu:16.04:LTS
- Versions
- 10.20-1
- 10.20-2
- 10.20-3
- 10.21-1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
Original sources
- https://bugs.exim.org/show_bug.cgi?id=2052
- https://security.gentoo.org/glsa/201710-09
- https://vcs.pcre.org/pcre/code/trunk/pcre_internal.h?r1=1649&r2=1688&sortby=date
- https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_internal.h?r1=600&r2=670&sortby=date
- https://vcs.pcre.org/pcre/code/trunk/pcre_ucd.c?r1=1490&r2=1688&sortby=date
- http://www.securityfocus.com/bid/97030
- https://blogs.gentoo.org/ago/2017/03/14/libpcre-invalid-memory-read-in-match-pcre_exec-c/
- https://vcs.pcre.org/pcre2/code/trunk/src/pcre2_ucd.c?r1=316&r2=670&sortby=date
- https://access.redhat.com/errata/RHSA-2018:2486
- https://security.gentoo.org/glsa/201710-25
- https://nvd.nist.gov/vuln/detail/CVE-2017-7186