NULL pointer dereference in Libtiff
CVE-2023-2908
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.
EPSS: 0.005 (39.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Libtiff
- Fedora
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- N/a Libtiff — versions 4.5.1rc1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Patch, Vendor Advisory)
- secalert@redhat.com (Exploit, Vendor Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-2908?
- CVE-2023-2908 is a medium-severity vulnerability in Libtiff, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2023-06-30.
- How severe is CVE-2023-2908?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2023-2908 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.