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Fencer Vulns
low 2.5

CVE-2024-13978 json

LibTIFF fax2ps tiff2pdf.c t2p_read_tiff_init null pointer dereference

published 2025-08-01 15 mo ago modified 2026-07-25 3 mo ago also EUVD-2024-54843 , JLSEC-2025-319

cvss
2.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 13%
public exploits
0
none known

Summary

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.

Patch / fix

  • julia Libtiff_jll 4.7.2+0
  • tiff Debian 13 4.7.0-3+deb13u1
  • tiff Debian 14 4.7.0-4

debian advisories DEBIAN-CVE-2024-13978

  • tiff Ubuntu 25.10 4.7.0-3ubuntu2

ubuntu advisories UBUNTU-CVE-2024-13978

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • tiff SLES 16.0, Linux Micro 6.2, SLES for SAP applications 16.0 4.7.1-160000.1.1
  • tiff Linux Micro 6.0 4.7.1-1.1
  • tiff Linux Micro 6.1 4.7.1-slfo.1.1_1.1
  • tiff SLE Module for Package Hub 15 SP7, SLE Module for Package Hub 15 SP6, SLE Module for Basesystem 15 SP7 +2 more 4.7.0-150600.3.18.1

suse advisories SUSE-SU-2025:21009-1SUSE-SU-2025:21032-1SUSE-SU-2025:21037-1SUSE-SU-2025:20971-1SUSE-SU-2025:03348-1

  • tiff openSUSE Leap 16.0 4.7.1-160000.1.1
  • tiff-man openSUSE Leap 16.0 4.7.1-160000.1.1
  • tiff openSUSE Tumbleweed 4.7.0-8.1

opensuse advisories openSUSE-SU-2025:20049-1openSUSE-SU-2025:15486-1

  • libtiff Azure Linux 3.0 4.6.0-10
  • libtiff CBL-Mariner 2.0 4.6.0-9

azure linux advisories AZL-67256AZL-67259

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-13978 updated cvss 2.5

libtiff: LibTIFF Null Pointer Dereference

  • Red Hat Enterprise Linux 7 libtiff, libtiff-tools Red Hat Enterprise Linux 8 libtiff, libtiff-tools, mingw-libtiff, mingw32-libtiff, mingw64-libtiff Red Hat Enterprise Linux 9 libtiff, libtiff-tools Red Hat Enterprise Linux 10 libtiff
    affected: workaround, no fix available “Fix deferred”
  • Red Hat Enterprise Linux 6 libtiff Red Hat Enterprise Linux 7 compat-libtiff3 Red Hat Enterprise Linux 8 compat-libtiff3
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
15 mo ago

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gitlab.com https://gitlab.com/libtiff/libtiff/-/issues/649 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 2.0 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
CNA 3.1 2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C
CNA 3.0 2.5 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C
CNA 2.0 1.0 AV:L/AC:H/Au:S/C:N/I:N/A:P/E:ND/RL:OF/RC:C
CNA 4.0 2.0 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CNA 3.1 2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
CNA 2.0 1.0 AV:L/AC:H/Au:S/C:N/I:N/A:P
OSV 3.1 2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected packages

ecosystem package affected fixed in
julia Libtiff_jll
<4.7.2+0
4.7.2+0

Affected products

  • n/a LibTIFF

Classification

Weakness
  • CWE-476 NULL Pointer Dereference
  • CWE-404 Improper Resource Shutdown or Release

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.