NULL pointer dereference in Libtiff

CVE-2024-13978

A vulnerability was found in LibTIFF up to 4.7.0. It has been declared as problematic. Affected by this vulnerability is the function t2p_read_tiff_init of the file tools/tiff2pdf.c of the component fax2ps. The manipulation leads to null pointer dereference. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation appears to be difficult. The patch is named 2ebfffb0e8836bfb1cd7d85c059cd285c59761a4. It is recommended to apply a patch to fix this issue.

EPSS: 0.002 (8.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 2.5 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

  • Libtiff
  • N/a Libtiff — versions 4.0, 4.1, 4.2

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-13978?
CVE-2024-13978 is a low-severity vulnerability in Libtiff, classified under Improper Resource Shutdown or Release. CVSS score: 2.5/10. Published 2025-08-01.
How severe is CVE-2024-13978?
Low severity. CVSS v3 base score is 2.5 out of 10.
Is CVE-2024-13978 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.