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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.
- +3 −0 ChangeLog
- +190 −100 src/pcre2_jit_compile.c
- +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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An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT.