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-rw-r--r--gnu/packages/patches/libtiff-CVE-2022-34526.patch22
1 files changed, 22 insertions, 0 deletions
diff --git a/gnu/packages/patches/libtiff-CVE-2022-34526.patch b/gnu/packages/patches/libtiff-CVE-2022-34526.patch
new file mode 100644
index 0000000000..a5ad9d79a5
--- /dev/null
+++ b/gnu/packages/patches/libtiff-CVE-2022-34526.patch
@@ -0,0 +1,22 @@
+Fix CVE-2022-34526:
+
+ https://nvd.nist.gov/vuln/detail/CVE-2022-34526
+ https://gitlab.com/libtiff/libtiff/-/issues/433
+
+Patch taken from upstream source repository:
+
+ https://gitlab.com/libtiff/libtiff/-/commit/275735d0354e39c0ac1dc3c0db2120d6f31d1990
+
+diff --git a/libtiff/tif_dirinfo.c b/libtiff/tif_dirinfo.c
+--- 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) {