CVE-2025-40193 — Linux vulnerability
33 documents7 sources
Severity
3.2LOWOSV
No vectorEPSS
0.0%
top 94.20%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedNov 12
Latest updateApr 9
Description
In the Linux kernel, the following vulnerability has been resolved:
xtensa: simdisk: add input size check in proc_write_simdisk
A malicious user could pass an arbitrarily bad value
to memdup_user_nul(), potentially causing kernel crash.
This follows the same pattern as commit ee76746387f6
("netdevsim: prevent bad user input in nsim_dev_health_break_write()")
Affected Packages7 packages
▶CVEListV5linux/linuxb6c7e873daf765e41233b9752083b66442703b7a — f40405ccfb87b71175f2d5d004c0b8a0aebcc2cf+5