diff options
Diffstat (limited to 'meta/recipes-support/libpcre/libpcre2/CVE-2022-41409.patch')
-rw-r--r-- | meta/recipes-support/libpcre/libpcre2/CVE-2022-41409.patch | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/meta/recipes-support/libpcre/libpcre2/CVE-2022-41409.patch b/meta/recipes-support/libpcre/libpcre2/CVE-2022-41409.patch new file mode 100644 index 0000000000..882277ae73 --- /dev/null +++ b/meta/recipes-support/libpcre/libpcre2/CVE-2022-41409.patch @@ -0,0 +1,74 @@ +From 94e1c001761373b7d9450768aa15d04c25547a35 Mon Sep 17 00:00:00 2001 +From: Philip Hazel <Philip.Hazel@gmail.com> +Date: Tue, 16 Aug 2022 17:00:45 +0100 +Subject: [PATCH] Diagnose negative repeat value in pcre2test subject line + +CVE: CVE-2022-41409 +Upstream-Status: Backport [https://github.com/PCRE2Project/pcre2/commit/94e1c001761373b7d9450768aa15d04c25547a35] + +Signed-off-by: Peter Marko <peter.marko@siemens.com> + +--- + ChangeLog | 3 +++ + src/pcre2test.c | 4 ++-- + testdata/testinput2 | 3 +++ + testdata/testoutput2 | 4 ++++ + 4 files changed, 12 insertions(+), 2 deletions(-) + +diff --git a/ChangeLog b/ChangeLog +index eab50eb7..276eb57a 100644 +--- a/ChangeLog ++++ b/ChangeLog +@@ -7,6 +7,9 @@ fully read in caseless matching. + 24. Fixed an issue affecting recursions in JIT caused by duplicated data + transfers. + ++20. A negative repeat value in a pcre2test subject line was not being ++diagnosed, leading to infinite looping. ++ + + Version 10.34 21-November-2019 + ------------------------------ +diff --git a/src/pcre2test.c b/src/pcre2test.c +index 08f86096..f6f5d66c 100644 +--- a/src/pcre2test.c ++++ b/src/pcre2test.c +@@ -6700,9 +6700,9 @@ while ((c = *p++) != 0) + } + + i = (int32_t)li; +- if (i-- == 0) ++ if (i-- <= 0) + { +- fprintf(outfile, "** Zero repeat not allowed\n"); ++ fprintf(outfile, "** Zero or negative repeat not allowed\n"); + return PR_OK; + } + +diff --git a/testdata/testinput2 b/testdata/testinput2 +index 655e519..14e00ed 100644 +--- a/testdata/testinput2 ++++ b/testdata/testinput2 +@@ -5772,4 +5772,7 @@ a)"xI + /(a)?a/I + manm + ++-- ++ \[X]{-10} ++ + # End of testinput2 +diff --git a/testdata/testoutput2 b/testdata/testoutput2 +index c733c12..958f246 100644 +--- a/testdata/testoutput2 ++++ b/testdata/testoutput2 +@@ -17435,6 +17435,10 @@ Subject length lower bound = 1 + manm + 0: a + ++-- ++ \[X]{-10} ++** Zero or negative repeat not allowed ++ + # End of testinput2 + Error -70: PCRE2_ERROR_BADDATA (unknown error number) + Error -62: bad serialized data |