UNKNOWN NVD
CVE-2026-72401
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->
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.
References
- https://git.kernel.org/stable/c/26490a375cb9be9bac96b5171610fd85ca6c2305
- https://git.kernel.org/stable/c/d8df91756890de058646597367507b239a6d2025
This unknown severity vulnerability was published on 2026-08-15 via NVD.
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