{"apiVersion":"1.0","identifier":"CVE-2026-72401","description":"In the Linux kernel, the following vulnerability has been resolved: bpf: Fix insn_aux_data leak on verifier err_free_env path When bpf_check() allocates env->insn_aux_data successfully but later fails to allocate env->succ, it jumps directly to err_free_env. The existing vfree(env->insn_aux_data) sits before the err_free_env label, so that direct jump bypasses it and leaks insn_aux_data. Move vfree(env->insn_aux_data) into err_free_env so all early and late exit paths release it consistently.","publishedAt":"2026-08-15T06:22:13","lastModifiedAt":"2026-08-17T06:19:06","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-72401","cvssScore":null,"cvssVector":"Pending","epssProbability":0.0021,"riskScore":0,"affectedProduct":"Linux kernel","affectedVersions":"unknown","vulnerabilityType":"Kernel","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-72401","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-72401","en":"https://www.redsauce.net/en/cves/CVE-2026-72401","fr":"https://www.redsauce.net/fr/cves/CVE-2026-72401","pt":"https://www.redsauce.net/pt/cves/CVE-2026-72401","de":"https://www.redsauce.net/de/cves/CVE-2026-72401","sk":"https://www.redsauce.net/sk/cves/CVE-2026-72401","el":"https://www.redsauce.net/el/cves/CVE-2026-72401"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-72401"}}