What is CVE-2023-52436?

CVE-2023-52436 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, affecting Linux kernel versions from 3.8 onward and patched in 4.19.306, 5.4.268, 5.10.209 and others. CVE-2023-52436 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52436?

CVE-2023-52436 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2023-52436?

Yes, CVE-2023-52436 has been patched. Fixed versions include 4.19.306, 5.4.268, 5.10.209 and others. If you are running Linux kernel 3.8 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-52436 actively exploited?

CVE-2023-52436 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-52436

High

In the Linux kernel, the following vulnerability has been resolved: f2fs: explicitly null-terminate the xattr list When setting an xattr, explicitly null-terminate the xattr list. This eliminates the fragile assumption that the unused xattr space is always zeroed.

Package Linux Kernel

Published 2024-02-20

Last modified 2024-11-21

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Affected versions

Linux kernel versions 3.8 and later are affected. Fixed in 4.19.306, 5.4.268, 5.10.209, 5.15.148, 6.1.74, 6.6.13, 6.7.1, 6.8 and their respective stable series.

Affected from

≥ 3.8

Fixed in

✓ 4.19.306 4.19.x ✓ 5.4.268 5.4.x ✓ 5.10.209 5.10.x ✓ 5.15.148 5.15.x ✓ 6.1.74 6.1.x ✓ 6.6.13 6.6.x ✓ 6.7.1 6.7.x ✓ 6.8

References

10 total

Kernel Git
https://git.kernel.org/stable/c/12cf91e23b126718a96b914f949f2cdfeadc7b2a

Patch
Kernel Git
https://git.kernel.org/stable/c/16ae3132ff7746894894927c1892493693b89135

Patch
Kernel Git
https://git.kernel.org/stable/c/2525d1ba225b5c167162fa344013c408e8b4de36

Patch
Kernel Git
https://git.kernel.org/stable/c/32a6cfc67675ee96fe107aeed5af9776fec63f11

Patch
Kernel Git
https://git.kernel.org/stable/c/3e47740091b05ac8d7836a33afd8646b6863ca52

Patch

Showing 5 of 10 references View all on NVD

Details

CVE ID CVE-2023-52436

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-02-20

Modified 2024-11-21

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52436?

CVE-2023-52436 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . It affects Linux kernel versions from 3.8 onward and has been patched in 4.19.306, 5.4.268, 5.10.209 and others. CVE-2023-52436 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52436?

CVE-2023-52436 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2023-52436?

Yes. CVE-2023-52436 has been patched. Fixed versions include 4.19.306, 5.4.268, 5.10.209 and others. If you are running Linux kernel 3.8 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-52436 actively exploited?

No. CVE-2023-52436 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.