diff options
Diffstat (limited to 'poky/meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch')
| -rw-r--r-- | poky/meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/poky/meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch b/poky/meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch new file mode 100644 index 0000000000..54c3345746 --- /dev/null +++ b/poky/meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch @@ -0,0 +1,32 @@ +From 275735d0354e39c0ac1dc3c0db2120d6f31d1990 Mon Sep 17 00:00:00 2001 +From: Even Rouault <even.rouault@spatialys.com> +Date: Mon, 27 Jun 2022 16:09:43 +0200 +Subject: [PATCH] _TIFFCheckFieldIsValidForCodec(): return FALSE when passed a + codec-specific tag and the codec is not configured (fixes #433) + +This avoids crashes when querying such tags + +CVE: CVE-2022-34526 +Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/275735d0354e39c0ac1dc3c0db2120d6f31d1990] +Signed-off-by: Khem Raj <raj.khem@gmail.com> +--- + libtiff/tif_dirinfo.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/libtiff/tif_dirinfo.c b/libtiff/tif_dirinfo.c +index c30f569b..3371cb5c 100644 +--- a/libtiff/tif_dirinfo.c ++++ b/libtiff/tif_dirinfo.c +@@ -1191,6 +1191,9 @@ _TIFFCheckFieldIsValidForCodec(TIFF *tif, ttag_t tag) + default: + return 1; + } ++ if( !TIFFIsCODECConfigured(tif->tif_dir.td_compression) ) { ++ return 0; ++ } + /* Check if codec specific tags are allowed for the current + * compression scheme (codec) */ + switch (tif->tif_dir.td_compression) { +-- +GitLab + |