CVE-2024-46777: udf: Avoid excessive partition lengths
First published: Wed Sep 18 2024(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <4.19.322 | |
| Linux Kernel | >=4.20<5.4.284 | |
| Linux Kernel | >=5.5<5.10.226 | |
| Linux Kernel | >=5.11<5.15.167 | |
| Linux Kernel | >=5.16<6.1.110 | |
| Linux Kernel | >=6.2<6.6.51 | |
| Linux Kernel | >=6.7<6.10.10 | |
| debian/linux | <=5.10.223-1 | 5.10.226-1 6.1.123-1 6.1.119-1 6.12.11-1 6.12.12-1 |
| debian/linux-6.1 | 6.1.119-1~deb11u1 |
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Reference Links
- https://git.kernel.org/stable/c/0173999123082280cf904bd640015951f194a294
- https://git.kernel.org/stable/c/1497a4484cdb2cf6c37960d788fb6ba67567bdb7
- https://git.kernel.org/stable/c/2ddf831451357c6da4b64645eb797c93c1c054d1
- https://git.kernel.org/stable/c/551966371e17912564bc387fbeb2ac13077c3db1
- https://git.kernel.org/stable/c/925fd8ee80d5348a5e965548e5484d164d19221d
- https://git.kernel.org/stable/c/a56330761950cb83de1dfb348479f20c56c95f90
- https://git.kernel.org/stable/c/c0c23130d38e8bc28e9ef581443de9b1fc749966
- https://git.kernel.org/stable/c/ebbe26fd54a9621994bc16b14f2ba8f84c089693
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-46777
- https://nvd.nist.gov/vuln/detail/CVE-2024-46777
- https://launchpad.net/bugs/cve/CVE-2024-46777
- https://security-tracker.debian.org/tracker/CVE-2024-46777
- https://ubuntu.com/security/CVE-2024-46777
- https://git.kernel.org/linus/ebbe26fd54a9621994bc16b14f2ba8f84c089693
Frequently Asked Questions
What is the severity of CVE-2024-46777?
CVE-2024-46777 is classified as a moderate severity vulnerability in the Linux kernel.
How do I fix CVE-2024-46777?
To fix CVE-2024-46777, upgrade your Linux kernel to a version that includes the patch, such as 5.10.226-1 or newer.
Which Linux kernel versions are affected by CVE-2024-46777?
CVE-2024-46777 affects Linux kernel versions prior to 5.10.226, 6.1.123, and several others between 4.20 and 6.6.51.
Is my system vulnerable to CVE-2024-46777?
You can determine if your system is vulnerable to CVE-2024-46777 by checking if you are using an affected Linux kernel version.
What impact does CVE-2024-46777 have on my system?
CVE-2024-46777 could lead to potential security risks when mounting filesystems with excessive partition lengths.
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