CVE-2025-38333: fallo de gravedad alta en Linux
f2fs: fix to bail out in get_new_segment()
Publicada el · Actualizada el
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.8epss 0.2%
probabilidad de explotación
0.2%top 92% de las CVE
explotación observada
noninguna fuente lo reporta
In the Linux kernel, the following vulnerability has been resolved:
f2fs: fix to bail out in get_new_segment()
------------[ cut here ]------------
WARNING: CPU: 3 PID: 579 at fs/f2fs/segment.c:2832 new_curseg+0x5e8/0x6dc
pc : new_curseg+0x5e8/0x6dc
Call trace:
new_curseg+0x5e8/0x6dc
f2fs_allocate_data_block+0xa54/0xe28
do_write_page+0x6c/0x194
f2fs_do_write_node_page+0x38/0x78
__write_node_page+0x248/0x6d4
f2fs_sync_node_pages+0x524/0x72c
f2fs_write_checkpoint+0x4bc/0x9b0
__checkpoint_and_complete_reqs+0x80/0x244
issue_checkpoint_thread+0x8c/0xec
kthread+0x114/0x1bc
ret_from_fork+0x10/0x20
get_new_segment() detects inconsistent status in between free_segmap
and free_secmap, let's record such error into super block, and bail
out get_new_segment() instead of continue using the segment.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Productos afectados
Linux · LinuxCVEs relacionadas — Linux
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