CVE-2023-4569
Published:August 28, 2023
Updated:May 18, 2026
A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue may allow a local attacker to cause double-deactivations of catchall elements, which can result in a memory leak.
Affected Packages
linux-yocto (YOCTO):
Affected version(s) =4.9.3+gitAUTOINC+03a2d3f7f9_881cba95ae <4.10+gitAUTOINC+805ea440c7_b259a5d744Fix Suggestion:
Update to version 4.10+gitAUTOINC+805ea440c7_b259a5d744linux-yocto (YOCTO):
Affected version(s) >=4.8 <4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68Fix Suggestion:
Update to version 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68linux-libc-headers (YOCTO):
Affected version(s) >=5.4 <5.14Fix Suggestion:
Update to version 5.14Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Transmission of Private Resources into a New Sphere ('Resource Leak')
EPSS
Base Score:
0.01