What is CVE-2024-46777?

CVE-2024-46777 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 2.6.12 onward and patched in 4.19.322, 5.4.284, 5.10.226 and others. CVE-2024-46777 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-46777?

CVE-2024-46777 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2024-46777?

Yes, CVE-2024-46777 has been patched. Fixed versions include 4.19.322, 5.4.284, 5.10.226 and others. If you are running Linux kernel 2.6.12 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-46777 actively exploited?

CVE-2024-46777 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2024-46777

Medium

In the Linux kernel, the following vulnerability has been resolved: udf: Avoid excessive partition lengths Avoid mounting filesystems where the partition would overflow the 32-bits used for block number. Also refuse to mount filesystems where the partition length is so large we cannot safely index bits in a block bitmap.

Package Linux Kernel

Published 2024-09-18

Last modified 2025-11-03

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Affected versions

Linux kernel versions 2.6.12 and later are affected. Fixed in 4.19.322, 5.4.284, 5.10.226, 5.15.167, 6.1.110, 6.6.51, 6.10.10, 6.11 and their respective stable series.

Affected from

≥ 2.6.12

Fixed in

✓ 4.19.322 4.19.x ✓ 5.4.284 5.4.x ✓ 5.10.226 5.10.x ✓ 5.15.167 5.15.x ✓ 6.1.110 6.1.x ✓ 6.6.51 6.6.x ✓ 6.10.10 6.10.x ✓ 6.11

References

The following references provide additional information about CVE-2024-46777 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html
Debian Security
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Kernel patch commit
https://git.kernel.org/stable/c/0173999123082280cf904bd640015951f194a294
Patch
Kernel patch commit
https://git.kernel.org/stable/c/1497a4484cdb2cf6c37960d788fb6ba67567bdb7
Patch
Kernel patch commit
https://git.kernel.org/stable/c/2ddf831451357c6da4b64645eb797c93c1c054d1
Patch

8 patch commits total View all on NVD

Details

CVE ID CVE-2024-46777

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-09-18

Modified 2025-11-03

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-46777?

CVE-2024-46777 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 2.6.12 onward and has been patched in 4.19.322, 5.4.284, 5.10.226 and others. CVE-2024-46777 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-46777?

CVE-2024-46777 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2024-46777?

Yes — CVE-2024-46777 has been patched. Fixed versions include 4.19.322, 5.4.284, 5.10.226 and others. If you are running Linux kernel 2.6.12 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-46777 actively exploited?

No — CVE-2024-46777 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.