libarchive bsdunzip.c list null pointer dereference
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-404.
Summary
A vulnerability was found in libarchive up to 3.7.7. It has been classified as problematic. This affects the function list of the file bsdunzip.c. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | libarchive | 3.7.0; 3.7.1; 3.7.2; 3.7.3; 3.7.4; 3.7.5; 3.7.6; 3.7.7 | — | No fix listed | CNA |
- libarchive Vendor— Affected 3.7.0; 3.7.1; 3.7.2; 3.7.3; 3.7.4; 3.7.5; 3.7.6; 3.7.7 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:* | up to 3.7.7 | Vulnerable | libarchive |
- cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:* Versions up to 3.7.7 Vulnerable ·libarchive
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 10 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 6 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 7 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 9 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift AI (RHOAI) | Affected | — |
| Red Hat OpenShift Container Platform 4 | Affected | No fix yet: Fix deferred |
Not affected: 1 product
- Red Hat OpenShift AI (RHOAI)
Timeline
- 2026-10-02 Threatist record created from CVE-2025-1632
- 2026-10-03 Alias added: GHSA-cw9m-pj72-3cj5
- 2026-11-06 Affected versions changed · Red Hat
References
More Libarchive vulnerabilities
- TI-2024-17342 Libarchive Remote Code Execution Vulnerability CVSS 3.1HIGH 7.8
- TI-2024-24911 Libarchive before 3.7.4 allows name out-of-bounds access when a ZIP archive has an… CVSS 3.1CRITICAL 9.1
- TI-2025-05340 Libarchive: double free at archive_read_format_rar_seek_data() in archive_read_support_format_rar.c CVSS 3.1HIGH 7.8
- TI-2024-32437 Null Pointer Dereference vulnerability in libarchive 3.7.6 and earlier when running… CVSS 3.1HIGH 7.5
- TI-2025-37810 An issue was discovered in libarchive bsdtar before version 3.8.1 in function… CVSS 3.1MEDIUM 5.5
- TI-2022-16604 In libarchive before 3.6.2, the software does not check for an error after calling calloc… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-1632 · CVE Program
- CVE-2025-1632 · NVD
- FIRST EPSS
- GHSA-cw9m-pj72-3cj5 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-1632 · Red Hat security data · CC BY 4.0
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