[Bug regex/33185] New: Double-free after memory allocation failure in regcomp bracket expression parsing

[fweimer at redhat dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=33185

            Bug ID: 33185
           Summary: Double-free after memory allocation failure in regcomp
                    bracket expression parsing
           Product: glibc
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: regex
          Assignee: unassigned at sourceware dot org
          Reporter: fweimer at redhat dot com
                CC: drepper.fsp at gmail dot com
  Target Milestone: ---
             Flags: security+

If a memory allocation failure occurs during bracket expression parsing in
regcomp, a double-free error may occur.

Initially reported by Anastasia Belova <abelova@astralinux.ru>.

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