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.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2009-5109 | 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. |
Ubuntu USN |
USN-4954-1 | GNU C Library vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Sun, 13 Jul 2025 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
epss
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epss
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-07T07:32:23.298Z
Reserved: 2019-02-25T00:00:00
Link: CVE-2009-5155
No data.
Status : Modified
Published: 2019-02-26T02:29:00.277
Modified: 2024-11-21T01:11:17.400
Link: CVE-2009-5155
OpenCVE Enrichment
No data.
EUVD
Ubuntu USN