CVE-2024-35813: mmc: core: Avoid negative index with array access
First published: Fri May 17 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: mmc: core: Avoid negative index with array access Commit 4d0c8d0aef63 ("mmc: core: Use mrq.sbc in close-ended ffu") assigns prev_idata = idatas[i - 1], but doesn't check that the iterator i is greater than zero. Let's fix this by adding a check.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 |
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Reference Links
- https://git.kernel.org/stable/c/064db53f9023a2d5877a2d12de6bc27995f6ca56
- https://git.kernel.org/stable/c/2b539c88940e22494da80a93ee1c5a28bbad10f6
- https://git.kernel.org/stable/c/4466677dcabe2d70de6aa3d4bd4a4fafa94a71f2
- https://git.kernel.org/stable/c/7d0e8a6147550aa058fa6ade8583ad252aa61304
- https://git.kernel.org/stable/c/81b8645feca08a54c7c4bf36e7b176f4983b2f28
- https://git.kernel.org/stable/c/ad9cc5e9e53ab94aa0c7ac65d43be7eb208dcb55
- https://git.kernel.org/stable/c/b9a7339ae403035ffe7fc37cb034b36947910f68
- https://git.kernel.org/stable/c/cf55a7acd1ed38afe43bba1c8a0935b51d1dc014
- https://launchpad.net/bugs/cve/CVE-2024-35813
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-35813
- https://nvd.nist.gov/vuln/detail/CVE-2024-35813
- https://security-tracker.debian.org/tracker/CVE-2024-35813
- https://ubuntu.com/security/CVE-2024-35813
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://git.kernel.org/linus/cf55a7acd1ed38afe43bba1c8a0935b51d1dc014
Frequently Asked Questions
What is the severity of CVE-2024-35813?
CVE-2024-35813 is classified as a moderate severity vulnerability in the Linux kernel.
How do I fix CVE-2024-35813?
To fix CVE-2024-35813, you should upgrade to one of the patched Linux kernel versions: 5.10.223-1, 5.10.226-1, 6.1.123-1, 6.1.119-1, 6.12.10-1, or 6.12.11-1.
What components are affected by CVE-2024-35813?
CVE-2024-35813 affects the mmc core component of the Linux kernel.
Is CVE-2024-35813 exploitable?
CVE-2024-35813 has the potential for exploitation due to the negative index issue that could lead to unexpected behavior.
When was CVE-2024-35813 disclosed?
CVE-2024-35813 was disclosed as part of a series of security updates to the Linux kernel in 2024.
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