CVE-2009-5155

CVE-2009-5155 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

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.

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