The TIFFReadDirEntryArray function in tif_read.c in LibTIFF 4.0.8 mishandles memory…
Priority LOW 38CWE-770Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-770.
Summary
The TIFFReadDirEntryArray function in tif_read.c in LibTIFF 4.0.8 mishandles memory allocation for short files, which allows remote attackers to cause a denial of service (allocation failure and application crash) in the TIFFFetchStripThing function in tif_dirread.c during a tiff2pdf invocation.
Why it matters now
EPSS 0.02671 85th percentileScored 2026-11-07
Fix Will not fix Red Hat: no fix planned
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
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 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
Not affected: 1 product
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2017-12944
- 2026-10-03 Alias added: GHSA-r6g8-rrwj-46q5
References
More Libtiff vulnerabilities
- TI-2023-28739 Libtiff: segment fault in libtiff in tiffreadrgbatileext() leading to denial of service CVSS 3.1HIGH 7.5
- TI-2023-10746 libtiff 4.5.0 is vulnerable to Buffer Overflow via extractContigSamplesBytes() at /libtiff/tools/tiffcrop.c:3215. CVSS 3.1HIGH 8.8
- TI-2022-03639 LibTIFF tif_getimage.c TIFFReadRGBATileExt integer overflow CVSS 3.1HIGH 8.8
- TI-2023-05765 Libtiff: out-of-memory in tiffopen via a craft file CVSS 3.1MEDIUM 6.5
- TI-2022-03286 Out-of-bounds write in libtiff CVSS 3.1HIGH 7.7
- TI-2006-03352 Multiple stack-based buffer overflows in the TIFF library (libtiff) before 3.8.2, as used… CVSS 2.0HIGH 7.5
Sources
- CVE-2017-12944 · CVE Program
- CVE-2017-12944 · NVD
- FIRST EPSS
- GHSA-r6g8-rrwj-46q5 · GitHub Advisory Database · CC BY 4.0
- CVE-2017-12944 · Red Hat security data · CC BY 4.0
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