CVE-2025-68366 — Linux vulnerability
41 documents9 sources
Severity
7.8HIGHOSV
OSV7.2
No vectorEPSS
0.1%
top 83.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 24
Latest updateApr 17
Description
In the Linux kernel, the following vulnerability has been resolved:
nbd: defer config unlock in nbd_genl_connect
There is one use-after-free warning when running NBD_CMD_CONNECT and
NBD_CLEAR_SOCK:
nbd_genl_connect
nbd_alloc_and_init_config // config_refs=1
nbd_start_device // config_refs=2
set NBD_RT_HAS_CONFIG_REF open nbd // config_refs=3
recv_work done // config_refs=2
NBD_CLEAR_SOCK // config_refs=1
close nbd // config_refs=0
refcount_inc -> uaf
------------[ cut here ]------------
refc…