CVE-2024-42224 — Improper Check for Unusual or Exceptional Conditions in Linux
Severity
6.1MEDIUMNVD
OSV7.8OSV5.5OSV5.3
EPSS
0.0%
top 89.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 30
Latest updateAug 14
Description
In the Linux kernel, the following vulnerability has been resolved:
net: dsa: mv88e6xxx: Correct check for empty list
Since commit a3c53be55c95 ("net: dsa: mv88e6xxx: Support multiple MDIO
busses") mv88e6xxx_default_mdio_bus() has checked that the
return value of list_first_entry() is non-NULL.
This appears to be intended to guard against the list chip->mdios being
empty. However, it is not the correct check as the implementation of
list_first_entry is not designed to return NULL for empty li…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:HExploitability: 1.8 | Impact: 4.2