In LibRaw before 0.21.4, tag 0x412 processing in phase_one_correct in…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 4 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
In LibRaw before 0.21.4, tag 0x412 processing in phase_one_correct in decoders/load_mfbacks.cpp does not enforce minimum w0 and w1 values.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- 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
Remediation
- Fix · CNA LibRaw (LibRaw) Fixed in 0.21.4
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
LibRaw 0.21.4
4 records Highest priority Priority MEDIUM 4 MEDIUM
Other records, highest priority first
- TI-2025-28523 Out-of-bounds read in LibRawPriority MEDIUM 40
- TI-2025-28522 Out-of-bounds read in LibRawPriority MEDIUM 40
- TI-2025-28521 In LibRaw before 0.21.4, metadata/tiff.cpp has an out-of-bounds read in the Fujifilm 0xf00c tag parser.Priority MEDIUM 40
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| 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 |
Timeline
- 2026-10-02 Threatist record created from CVE-2025-43964
- 2026-10-03 Alias added: GHSA-3cxc-phxh-65vq
References
More Libraw vulnerabilities
- TI-2026-04674 LibRaw TIFF/NEF decoders_libraw.cpp nikon_load_padded_packed_raw out-of-bounds CVSS 4.0MEDIUM 6.9
- TI-2020-14361 Buffer Overflow vulnerability in LibRaw::stretch() function in libraw\src\postprocessing\aspect_ratio.cpp. CVSS 3.1MEDIUM 6.5
- TI-2026-04650 LibRaw JPEG DHT losslessjpeg.cpp initval out-of-bounds write CVSS 4.0MEDIUM 5.3
- TI-2015-06888 The phase_one_correct function in Libraw before 0.17.1 allows attackers to cause memory… CVSS 3.1CRITICAL 9.8
- TI-2026-16934 A heap-based buffer overflow vulnerability exists in the HuffTable::initval functionality… CVSS 3.1CRITICAL 9.8
- TI-2026-16915 Integer overflow in LibRaw CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-43964 · CVE Program
- CVE-2025-43964 · NVD
- FIRST EPSS
- GHSA-3cxc-phxh-65vq · GitHub Advisory Database · CC BY 4.0
- CVE-2025-43964 · Red Hat security data · CC BY 4.0
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