CVE-2025-68257 — Linux vulnerability
40 documents8 sources
Severity
7.8HIGHOSV
OSV7.2
No vectorEPSS
0.1%
top 78.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 16
Latest updateApr 17
Description
In the Linux kernel, the following vulnerability has been resolved:
comedi: check device's attached status in compat ioctls
Syzbot identified an issue [1] that crashes kernel, seemingly due to
unexistent callback dev->get_valid_routes(). By all means, this should
not occur as said callback must always be set to
get_zero_valid_routes() in __comedi_device_postconfig().
As the crash seems to appear exclusively in i386 kernels, at least,
judging from [1] reports, the blame lies with compat versio…