CVE-2023-53803
In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process() A fix for: BUG: KASAN: slab-out-of-bounds in ses_enclosure_data_process+0x949/0xe30 [ses] Read of size 1 at addr ffff88a1b043a451 by task systemd-udevd/3271 Checking after (and before in next loop) addl_desc_ptr[1] is sufficient, we expect the size to be sanitized before first access to addl_desc_ptr[1]. Make sure we don't walk beyond end of page.
Affected versions
Linux kernel versions
2.6.32
and later are affected. Fixed in
4.14.308,
4.19.276,
5.4.235,
5.10.173,
5.15.99,
6.1.16,
6.2.3,
6.3
and their respective stable series.
References
The following references provide additional information about CVE-2023-53803 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/0dfe68394cbe1d4fe579fb325ecc813c50528c5a
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PatchKernel patch commithttps://git.kernel.org/stable/c/2b28a7d261cb309912596d6a2d383ca370483527
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PatchKernel patch commithttps://git.kernel.org/stable/c/467afb1dd630d8c6d172bd6cacc125199b5f4f2d
Frequently asked questions
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What is CVE-2023-53803?
CVE-2023-53803 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.32 onward and has been patched in 4.14.308, 4.19.276, 5.4.235 and others. CVE-2023-53803 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2023-53803?
Yes — CVE-2023-53803 has been patched. Fixed versions include 4.14.308, 4.19.276, 5.4.235 and others. If you are running Linux kernel 2.6.32 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-53803 actively exploited?
No — CVE-2023-53803 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.