CVE-2023-2908
Libtiff: null pointer dereference in tif_dir.c
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
A null pointer dereference issue was found in Libtiff's tif_dir.c file. This issue may allow an attacker to pass a crafted TIFF image file to the tiffcp utility which triggers a runtime error that causes undefined behavior. This will result in an application crash, eventually leading to a denial of service.
| CWE | CWE-476 |
| Vendor | n/a |
| Product | libtiff |
| Published | Jun 30, 2023 |
| Last Updated | Nov 3, 2025 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
n/a / Libtiff
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Fedora / Fedora
All versions affected Fedora / Fedora
All versions affected Fedora / Fedora
All versions affected Fedora / Fedora
All versions affected References
access.redhat.com: https://access.redhat.com/security/cve/CVE-2023-2908 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2218830 gitlab.com: https://gitlab.com/libtiff/libtiff/-/commit/9bd48f0dbd64fb94dc2b5b05238fde0bfdd4ff3f gitlab.com: https://gitlab.com/libtiff/libtiff/-/merge_requests/479 lists.debian.org: https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html security.netapp.com: https://security.netapp.com/advisory/ntap-20230731-0004/ lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/01/msg00019.html