medium5.5
CVE-2023-2731
A NULL pointer dereference flaw was found in Libtiff's LZWDecode() function in the libtiff/tif_lzw.c file.
Impact
A NULL pointer dereference flaw was found in Libtiff's LZWDecode() function in the libtiff/tif_lzw.c file. This flaw allows a local attacker to craft specific input data that can cause the program to dereference a NULL pointer when decompressing a TIFF format file, resulting in a program crash or denial of service.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Libtiff | Libtiff | before 4.5.0 |
| Fedoraproject | Fedora | Version 38 |
| Redhat | Enterprise Linux | Version 9.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://access.redhat.com/security/cve/CVE-2023-2731
- https://bugzilla.redhat.com/show_bug.cgi?id=2207635
- https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b
- https://gitlab.com/libtiff/libtiff/-/issues/548
- https://security.netapp.com/advisory/ntap-20230703-0009/
- https://access.redhat.com/security/cve/CVE-2023-2731
- https://bugzilla.redhat.com/show_bug.cgi?id=2207635
- https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b
- https://gitlab.com/libtiff/libtiff/-/issues/548
- https://security.netapp.com/advisory/ntap-20230703-0009/