From: Vivek Kumbhar <[email protected]> Signed-off-by: Vivek Kumbhar <[email protected]> Signed-off-by: Steve Sakoman <[email protected]> --- .../libsndfile1/CVE-2022-33065.patch | 46 +++++++++++++++++++ .../libsndfile/libsndfile1_1.0.28.bb | 3 +- 2 files changed, 48 insertions(+), 1 deletion(-) create mode 100644 meta/recipes-multimedia/libsndfile/libsndfile1/CVE-2022-33065.patch
diff --git a/meta/recipes-multimedia/libsndfile/libsndfile1/CVE-2022-33065.patch b/meta/recipes-multimedia/libsndfile/libsndfile1/CVE-2022-33065.patch new file mode 100644 index 0000000000..e22b4e9389 --- /dev/null +++ b/meta/recipes-multimedia/libsndfile/libsndfile1/CVE-2022-33065.patch @@ -0,0 +1,46 @@ +From 0754562e13d2e63a248a1c82f90b30bc0ffe307c Mon Sep 17 00:00:00 2001 +From: Alex Stewart <[email protected]> +Date: Tue, 10 Oct 2023 16:10:34 -0400 +Subject: [PATCH] mat4/mat5: fix int overflow in dataend calculation + +The clang sanitizer warns of a possible signed integer overflow when +calculating the `dataend` value in `mat4_read_header()`. + +``` +src/mat4.c:323:41: runtime error: signed integer overflow: 205 * -100663296 cannot be represented in type 'int' +SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior src/mat4.c:323:41 in +src/mat4.c:323:48: runtime error: signed integer overflow: 838860800 * 4 cannot be represented in type 'int' +SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior src/mat4.c:323:48 in +``` + +Cast the offending `rows` and `cols` ints to `sf_count_t` (the type of +`dataend` before performing the calculation, to avoid the issue. + +CVE: CVE-2022-33065 +Fixes: https://github.com/libsndfile/libsndfile/issues/789 +Fixes: https://github.com/libsndfile/libsndfile/issues/833 + +Signed-off-by: Alex Stewart <[email protected]> + +Upstream-Status: Backport [https://github.com/libsndfile/libsndfile/commit/0754562e13d2e63a248a1c82f90b30bc0ffe307c] +CVE: CVE-2022-33065 +Signed-off-by: Vivek Kumbhar <[email protected]> +--- + src/mat4.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/src/mat4.c b/src/mat4.c +index 3c73680..e2f98b7 100644 +--- a/src/mat4.c ++++ b/src/mat4.c +@@ -320,7 +320,7 @@ mat4_read_header (SF_PRIVATE *psf) + psf->filelength - psf->dataoffset, psf->sf.channels * psf->sf.frames * psf->bytewidth) ; + } + else if ((psf->filelength - psf->dataoffset) > psf->sf.channels * psf->sf.frames * psf->bytewidth) +- psf->dataend = psf->dataoffset + rows * cols * psf->bytewidth ; ++ psf->dataend = psf->dataoffset + (sf_count_t) rows * (sf_count_t) cols * psf->bytewidth ; + + psf->datalength = psf->filelength - psf->dataoffset - psf->dataend ; + +-- +2.40.1 diff --git a/meta/recipes-multimedia/libsndfile/libsndfile1_1.0.28.bb b/meta/recipes-multimedia/libsndfile/libsndfile1_1.0.28.bb index 2525af8fe0..32b678ce90 100644 --- a/meta/recipes-multimedia/libsndfile/libsndfile1_1.0.28.bb +++ b/meta/recipes-multimedia/libsndfile/libsndfile1_1.0.28.bb @@ -22,7 +22,8 @@ SRC_URI = "http://www.mega-nerd.com/libsndfile/files/libsndfile-${PV}.tar.gz \ file://CVE-2019-3832.patch \ file://CVE-2021-3246_1.patch \ file://CVE-2021-3246_2.patch \ - " + file://CVE-2022-33065.patch \ + " SRC_URI[md5sum] = "646b5f98ce89ac60cdb060fcd398247c" SRC_URI[sha256sum] = "1ff33929f042fa333aed1e8923aa628c3ee9e1eb85512686c55092d1e5a9dfa9" -- 2.34.1
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