CVE-2022-50181: falha em Linux
virtio-gpu: fix a missing check to avoid NULL dereference
Publicada em · Atualizada em
3Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackepss 0.2%
probabilidade de exploração
0.2%top 85% das CVEs
exploração observada
nãonenhuma fonte reporta
In the Linux kernel, the following vulnerability has been resolved:
virtio-gpu: fix a missing check to avoid NULL dereference
'cache_ent' could be set NULL inside virtio_gpu_cmd_get_capset()
and it will lead to a NULL dereference by a lately use of it
(i.e., ptr = cache_ent->caps_cache). Fix it with a NULL check.
[ kraxel: minor codestyle fixup ]
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Referências
https://git.kernel.org/stable/c/259773fc874258606c0121767a4a27466ff337ebhttps://git.kernel.org/stable/c/367882a5a9448b5e1ba756125308092d614cb96chttps://git.kernel.org/stable/c/39caef09666c1d8274abf9472c72bcac236dc5fbhttps://git.kernel.org/stable/c/adbdd21983fa292e53aec3eab97306b2961ea887https://git.kernel.org/stable/c/bd63f11f4c3c46afec07d821f74736161ff6e526