CVE-2025-38206: falha de alta gravidade em Linux
exfat: fix double free in delayed_free
Publicada em · Atualizada em
21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 7.8epss 0.2%
probabilidade de exploração
0.2%top 92% das CVEs
exploração observada
nãonenhuma fonte reporta
In the Linux kernel, the following vulnerability has been resolved:
exfat: fix double free in delayed_free
The double free could happen in the following path.
exfat_create_upcase_table()
exfat_create_upcase_table() : return error
exfat_free_upcase_table() : free ->vol_utbl
exfat_load_default_upcase_table : return error
exfat_kill_sb()
delayed_free()
exfat_free_upcase_table() <--------- double free
This patch set ->vol_util as NULL after freeing it.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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Referências
https://git.kernel.org/stable/c/13d8de1b6568dcc31a95534ced16bc0c9a67bc15https://git.kernel.org/stable/c/1f3d9724e16d62c7d42c67d6613b8512f2887c22https://git.kernel.org/stable/c/29abaf93357f4a7d083cf399d4306999e20db31dhttps://git.kernel.org/stable/c/66e84439ec2af776ce749e8540f8fdd257774152https://git.kernel.org/stable/c/ac65f76db9b2ff3fbc9e198c0e9aaf81b111b7d0https://git.kernel.org/stable/c/d3cef0e7a5c1aa6217c51faa9ce8ecac35d6e1fdhttps://git.kernel.org/stable/c/ea27703eb0efbadcd45b9949526160ed90536a72https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html