Description
The fnmatch function in the GNU C Library (aka glibc or libc6) before 2.22 might allow context-dependent attackers to cause a denial of service (application crash) via a malformed pattern, which triggers an out-of-bounds read.
References (6)
Core 6
Core References
Mailing List, Patch, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/02/14/9
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/72789
Mailing List, Patch, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2015/02/26/5
Patch x_refsource_confirm
https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Bh=4a28f4d55a6cc33474c0792fe93b5942d81bf185
Vendor Advisory mailing-list
x_refsource_mlist
https://www.sourceware.org/ml/libc-alpha/2015-08/msg00609.html
Issue Tracking, Patch x_refsource_confirm
https://sourceware.org/bugzilla/show_bug.cgi?id=18032
Scores
CVSS v3
5.9
EPSS
0.0076
EPSS Percentile
73.4%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (1)
gnu/glibc
< 2.21
Published
Mar 20, 2017
Tracked Since
Feb 18, 2026