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CVE-2022-1587: Fixed an issue affecting recursions in JIT · PCRE2Project/pcre2@03654e7

An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue affects recursions in JIT-compiled regular expressions caused by duplicate data transfers.

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Fixed an issue affecting recursions in JIT

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Zoltan Herczeg committed

Mar 26, 2022

1 parent d4fa336 commit 03654e751e7f0700693526b67dfcadda6b42c9d0

Showing with 194 additions and 100 deletions.

  1. +3 −0 ChangeLog
  2. +190 −100 src/pcre2_jit_compile.c
  3. +1 −0 src/pcre2_jit_test.c

@@ -95,6 +95,9 @@ fail.

23. Fixed a unicode properrty matching issue in JIT. The character was not

fully read in caseless matching.

24. Fixed an issue affecting recursions in JIT caused by duplicated data

transfers.

Version 10.39 29-October-2021

-----------------------------

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