CVE-2024-50013: exfat: fix memory leak in exfat_load_bitmap()
First published: Mon Oct 21 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: exfat: fix memory leak in exfat_load_bitmap() If the first directory entry in the root directory is not a bitmap directory entry, 'bh' will not be released and reassigned, which will cause a memory leak.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=5.7<5.10.227 | |
| Linux Kernel | >=5.11<5.15.168 | |
| Linux Kernel | >=5.16<6.1.113 | |
| Linux Kernel | >=6.2<6.6.55 | |
| Linux Kernel | >=6.7<6.10.14 | |
| Linux Kernel | >=6.11<6.11.3 | |
| debian/linux | <=5.10.223-1<=5.10.226-1 | 6.1.123-1 6.1.128-1 6.12.12-1 6.12.15-1 |
| debian/linux-6.1 | 6.1.119-1~deb11u1 |
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Reference Links
- https://git.kernel.org/stable/c/4e1813e52f86eb8db0c6c9570251f2fcbc571f5d
- https://git.kernel.org/stable/c/89081e8407e637463db5880d168e3652fb9f4330
- https://git.kernel.org/stable/c/bf0b3b35259475d1fe377bcaa565488e26684f7a
- https://git.kernel.org/stable/c/d2b537b3e533f28e0d97293fe9293161fe8cd137
- https://git.kernel.org/stable/c/dca359db1eb37f334267ebd7e3cab9a66d191d5b
- https://git.kernel.org/stable/c/ddf704c2ce3b73f38d2dd8cf1bb0f7ec038bdf63
- https://git.kernel.org/stable/c/f692160d3e1e5450605071b8df8f7d08d9b09a83
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-50013
- https://nvd.nist.gov/vuln/detail/CVE-2024-50013
- https://launchpad.net/bugs/cve/CVE-2024-50013
- https://security-tracker.debian.org/tracker/CVE-2024-50013
- https://ubuntu.com/security/CVE-2024-50013
- https://git.kernel.org/linus/d2b537b3e533f28e0d97293fe9293161fe8cd137
Frequently Asked Questions
What is the severity of CVE-2024-50013?
The severity of CVE-2024-50013 is classified as moderate due to the memory leak vulnerability in the Linux kernel.
How do I fix CVE-2024-50013?
To fix CVE-2024-50013, update the Linux kernel to a version that includes the patch for this vulnerability.
Which versions of the Linux kernel are affected by CVE-2024-50013?
CVE-2024-50013 affects Linux kernel versions between 5.7 and 6.11.3.
Is a workaround available for CVE-2024-50013?
There is no specific workaround for CVE-2024-50013; upgrading the kernel is recommended instead.
What can happen if CVE-2024-50013 is exploited?
If CVE-2024-50013 is exploited, it may lead to a denial of service due to excessive memory usage.
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