# CVE-2024-7006: Libtiff: null pointer dereference in tif_dirinfo.c

Status: published. Published: 2024-08-08. Updated: 2026-11-05.

A null pointer dereference flaw was found in Libtiff via `tif_dirinfo.c`. This issue may allow an attacker to trigger memory allocation failures through certain means, such as restricting the heap space size or injecting faults, causing a segmentation fault. This can cause an application crash, eventually leading to a denial of service.

## Remediation

- workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability. (source: CNA: redhat)

## Affected products and versions

-  /  (libtiff): 4.4.0 (unaffected, semver); 4.0.9 (unaffected, semver). Source: CNA: redhat
- Red Hat / Red Hat Enterprise Linux 8 (libtiff): ≥ 0:4.0.9-33.el8_10; < * (unaffected, rpm). Source: CNA: redhat
- Red Hat / Red Hat Enterprise Linux 9 (libtiff): ≥ 0:4.4.0-12.el9_4.1; < * (unaffected, rpm). Source: CNA: redhat
- Red Hat / Red Hat Enterprise Linux 9.2 Extended Update Support (libtiff): ≥ 0:4.4.0-8.el9_2.1; < * (unaffected, rpm). Source: CNA: redhat
- Red Hat / Red Hat Enterprise Linux 10 (libtiff): Version range not reported. Source: CNA: redhat
- Red Hat / Red Hat Enterprise Linux 6 (libtiff): Version range not reported. Source: CNA: redhat
- Red Hat / Red Hat Enterprise Linux 7 (libtiff): Version range not reported. Source: CNA: redhat

## Severity and prioritization

- CVSS 3.1: 7.5 (high); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H; source: CNA: redhat

- CISA KEV: No listing in collected sources

- EPSS: 1.52% as of 2026-11-05; percentile 74.61%

- SSVC: exploitation none; automatable yes; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-476

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://access.redhat.com/errata/RHSA-2024:6360 (CNA: redhat; vendor-advisory, x_refsource_REDHAT)

- https://access.redhat.com/errata/RHSA-2024:8833 (CNA: redhat; vendor-advisory, x_refsource_REDHAT)

- https://access.redhat.com/errata/RHSA-2024:8914 (CNA: redhat; vendor-advisory, x_refsource_REDHAT)

- https://access.redhat.com/security/cve/CVE-2024-7006 (CNA: redhat; vdb-entry, x_refsource_REDHAT)

- https://bugzilla.redhat.com/show_bug.cgi?id=2302996 (CNA: redhat; issue-tracking, x_refsource_REDHAT)

- https://security.netapp.com/advisory/ntap-20240920-0001/ (ADP: CVE)

- https://lists.debian.org/debian-lts-announce/2025/01/msg00019.html (ADP: CVE)

## Provenance

- CNA: redhat: https://www.cve.org/CVERecord?id=CVE-2024-7006; retrieved 2026-11-05; source updated 2026-11-05

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2024-7006; retrieved 2026-11-05; source updated Not reported

Revision: fd55b910aaf12c6da7fa6467b7b07f419468c6290c954aa23586d0fe9247ed64

Canonical: https://y2.dev/cve/CVE-2024-7006

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