CVE-2019-20454

  • Published Date: Fri 14 Feb 2020
  • Last Modified Date: Fri 14 Feb 2020

An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \X is JIT compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to parse untrusted input may be vulnerable to this flaw, which would allow an attacker to crash the application. The flaw occurs in do_extuni_no_utf in pcre2_jit_compile.c.

References (Advisories, Solutions, and Tools):



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