CVE-2023-0458
Medium
Description
A speculative pointer dereference problem exists in the Linux Kernel on the do_prlimit() function. The resource argument value is controlled and is used in pointer arithmetic for the 'rlim' variable and can be used to leak the contents. We recommend upgrading past version 6.1.8 or commit 739790605705ddcf18f21782b9c99ad7d53a8c11
SeverityMedium
CVSS5.3
Exploit probability—
Product
Linux Kernel
PublishedApr 26, 2023
First seenApr 26, 2023
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel6.1.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 6.1.8, 6.2 | 6.1.8 |
| debian debian_linux | 10.0 | — |
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