NULL Pointer Dereference in libde265
Priority HIGH 77CWE-122Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-122 and the CVSS impact.
Summary
libde265 is an open source implementation of the h.265 video codec. Prior to version 1.0.17, a malformed H.265 PPS NAL unit causes a segmentation fault in pic_parameter_set::set_derived_values(). This issue has been patched in version 1.0.17.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00363 30th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed libde265 (strukturag): 1.0.17
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| strukturag | libde265 | before 1.0.17 | 1.0.17 | Patch available | CNA |
- libde265 Vendorstrukturag Affected before 1.0.17 Fixed in 1.0.17 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:struktur:libde265:*:*:*:*:*:*:*:* | before 1.0.17 | Vulnerable | strukturag |
- cpe:2.3:a:struktur:libde265:*:*:*:*:*:*:*:* Versions before 1.0.17 Vulnerable ·strukturag
Remediation
- Fix · CNA libde265 (strukturag) Fixed in 1.0.17
Timeline
- 2026-10-02 Threatist record created from CVE-2026-33164
References
More strukturag Libde265 vulnerabilities
- TI-2023-27026 Libde265 v1.0.14 was discovered to contain a global buffer overflow vulnerability in the… CVSS 3.1HIGH 8.8
- TI-2023-10674 Libde265 v1.0.10 was discovered to contain a heap-buffer-overflow vulnerability in the… CVSS 3.1HIGH 7.8
- TI-2022-23669 Libde265 1.0.9 is vulnerable to Buffer Overflow in function void put_qpel_fallback<unsigned short> CVSS 3.1HIGH 7.8
- TI-2023-23552 Libde265 v1.0.12 was discovered to contain multiple buffer overflows via the… CVSS 3.1HIGH 8.1
- TI-2022-23679 Libde265 1.0.9 has a heap buffer overflow vulnerability in de265_image::set_SliceAddrRS(int, int, int) CVSS 3.1HIGH 7.8
- TI-2022-23678 Libde265 1.0.9 is vulnerable to Buffer Overflow in ff_hevc_put_hevc_qpel_pixels_8_sse CVSS 3.1HIGH 7.8
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences