Vulnerability CVE-2009-5155


Published: 2019-02-25   Modified: 2019-02-26

Description:
In the GNU C Library (aka glibc or libc6) before 2.28, parse_reg_exp in posix/regcomp.c misparses alternatives, which allows attackers to cause a denial of service (assertion failure and application exit) or trigger an incorrect result by attempting a regular-expression match.

Type:

CWE-19

(Data Handling)

Vendor: GNU
Product: Glibc 
Version:
2.9
2.8
2.7
2.6.1
2.6
2.5.1
2.5
2.4
2.3.6
2.3.5
2.3.4
2.3.3
2.3.2
2.3.10
2.3.1
2.3
2.27
2.26
2.25
2.24
2.23
2.22
2.21
2.20
2.2.5
2.2.4
2.2.3
2.2.2
2.2.1
2.19
2.18
2.17
2.16
2.15
2.14.1
2.14
2.13
2.12.2
2.12.1
2.12.0
2.12
2.11.3
2.11.2
2.11.1
2.11
2.10.2
2.10.1
2.10
2.1.9
2.1.3.10
2.1.3
2.1.2
2.1.1.6
2.1.1
2.0.6
2.0.5
2.0.4
2.0.3
2.0.2
2.0.1
2.0
1.09.5
1.09.3
1.09.2
1.09.1
1.09
1.08.9
1.08.8
1.08.7
1.08.6
1.08.5
1.08.4
1.08.3
1.08.14
1.08.13
1.08.12
1.08.11
1.08.10
1.08.1
1.08
1.07.6
1.07.5
1.07.4
1.07.3
1.07.2
1.07.1
1.07
1.06.9
1.06.8
1.06.7
1.06.6
1.06.4
1.06.3
1.06.2
1.06.13
1.06.12
1.06.11
1.06.10
See more versions on NVD

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial

 References:
http://git.savannah.gnu.org/cgit/gnulib.git/commit/?id=5513b40999149090987a0341c018d05d3eea1272
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=22793
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=32806
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34238
https://security.netapp.com/advisory/ntap-20190315-0002/
https://sourceware.org/bugzilla/show_bug.cgi?id=11053
https://sourceware.org/bugzilla/show_bug.cgi?id=18986
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=eb04c21373e2a2885f3d52ff192b0499afe3c672
https://support.f5.com/csp/article/K64119434

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