CVE-2026-33164 | strukturag libde265 up to 1.0.16 set_derived_values heap-based overflow (GHSA-wqrf-6rf5-v78r)

VDB-352127 · CVE-2026-33164 · GHSA-WQRF-6RF5-V78R STRUKTURAG LIBDE265 UP TO 1.0.16 SET_DERIVED_VALUES HEAP-BASED OVERFLOW HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 4.1 $0-$5k 1.52+ Summaryinfo A vulnerability classified as critical has been found in strukturag libde265 up to 1.0.16. The affected element is the function pic_parameter_set::set_derived_values. The manipulation leads to heap-based overflow. This vulnerability is uniquely identified as CVE-2026-33164. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component. Detailsinfo A vulnerability, which was classified as critical, has been found in strukturag libde265 up to 1.0.16. This issue affects the function pic_parameter_set::set_derived_values. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is availability. The summary by CVE is: 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. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-33164 since 03/17/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. Upgrading to version 1.0.17 eliminates this vulnerability. The upgrade is hosted for download at github.com. Productinfo Vendor strukturag Name libde265 Version 1.0.0 1.0.1 1.0.2 1.0.3 1.0.4 1.0.5 1.0.6 1.0.7 1.0.8 1.0.9 1.0.10 1.0.11 1.0.12 1.0.13 1.0.14 1.0.15 1.0.16 License open-source Website Product: https://github.com/strukturag/libde265/ CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA CVSS-B Score: 🔒 CNA CVSS-BT Score: 🔒 CNA Vector: 🔒 CVSSv3info VulDB Meta Base Score: 4.3 VulDB Meta Temp Score: 4.1 VulDB Base Score: 4.3 VulDB Temp Score: 4.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Heap-based overflow CWE: CWE-122 / CWE-119 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: libde265 1.0.17 Timelineinfo 03/17/2026 CVE reserved 03/20/2026 +3 days Advisory disclosed 03/20/2026 +0 days VulDB entry created 03/20/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: GHSA-wqrf-6rf5-v78r Status: Confirmed CVE: CVE-2026-33164 (🔒) GCVE (CVE): GCVE-0-2026-33164 GCVE (VulDB): GCVE-100-352127 Entryinfo Created: 03/20/2026 23:27 Changes: 03/20/2026 23:27 (69) Complete: 🔍 Cache ID: 99:8F2:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸