CVE-2026-6068 | NASM Netwide Assembler 3.02rc5 depend_file use after free

VDB-356817 · CVE-2026-6068 · GCVE-0-2026-6068 NASM NETWIDE ASSEMBLER 3.02RC5 DEPEND_FILE USE AFTER FREE HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 5.3 $0-$5k 1.79+ Summaryinfo A vulnerability classified as critical has been found in NASM Netwide Assembler 3.02rc5. Affected is the function depend_file. Performing a manipulation results in use after free. This vulnerability is reported as CVE-2026-6068. The attack requires a local approach. No exploit exists. Detailsinfo A vulnerability, which was classified as critical, was found in NASM Netwide Assembler 3.02rc5. This affects the function depend_file. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is: NASM contains a heap use after free vulnerability in response file (-@) processing where a dangling pointer to freed memory is stored in the global depend_file and later dereferenced, as the response-file buffer is freed before the pointer is used, allowing for data corruption or unexpected behavior. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-6068 since 04/10/2026. The exploitability is told to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/10/2026). There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Type Programming Tool Software Vendor NASM Name Netwide Assembler Version 3.02rc5 License open-source CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 5.3 VulDB Meta Temp Score: 5.3 VulDB Base Score: 5.3 VulDB Temp Score: 5.3 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: Use after free CWE: CWE-416 / CWE-119 CAPEC: 🔒 ATT&CK: 🔒 Physical: Partially Local: Yes Remote: No 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: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 04/10/2026 Advisory disclosed 04/10/2026 +0 days CVE reserved 04/10/2026 +0 days VulDB entry created 04/10/2026 +0 days VulDB entry last update Sourcesinfo Advisory: github.com Status: Confirmed CVE: CVE-2026-6068 (🔒) GCVE (CVE): GCVE-0-2026-6068 GCVE (VulDB): GCVE-100-356817 Entryinfo Created: 04/10/2026 15:54 Changes: 04/10/2026 15:54 (54) Complete: 🔍 Cache ID: 99:041:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸