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nvd[email protected]NVD:CVE-2023-4569
HistoryAug 28, 2023 - 10:15 p.m.

CVE-2023-4569

2023-08-2822:15:10
CWE-401
CWE-402
web.nvd.nist.gov
1
memory leak
nft_set_catchall_flush
linux kernel
local attacker
double-deactivations
catchall elements
memory leak

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

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 configurations

NVD
Node
linuxlinux_kernelRange<6.5
OR
linuxlinux_kernelMatch6.5rc1
OR
linuxlinux_kernelMatch6.5rc2
OR
linuxlinux_kernelMatch6.5rc3
OR
linuxlinux_kernelMatch6.5rc4
OR
linuxlinux_kernelMatch6.5rc5
OR
linuxlinux_kernelMatch6.5rc6
Node
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linuxMatch9.0
Node
debiandebian_linuxMatch12.0

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

5.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%