vulnerability
Ubuntu: (CVE-2022-48730): linux-intel-iotg-5.15 vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:C/I:N/A:N) | Jun 20, 2024 | Nov 19, 2024 | Sep 1, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:N)
Published
Jun 20, 2024
Added
Nov 19, 2024
Modified
Sep 1, 2025
Description
In the Linux kernel, the following vulnerability has been resolved:
dma-buf: heaps: Fix potential spectre v1 gadget
It appears like nr could be a Spectre v1 gadget as it's supplied by a
user and used as an array index. Prevent the contents
of kernel memory from being leaked to userspace via speculative
execution by using array_index_nospec.
[sumits: added fixes and cc: stable tags]
Solution
ubuntu-upgrade-linux-intel-iotg-5-15
References
- CVE-2022-48730
- https://attackerkb.com/topics/CVE-2022-48730
- CWE-203
- URL-https://git.kernel.org/linus/92c4cfaee6872038563c5b6f2e8e613f9d84d47d
- URL-https://git.kernel.org/stable/c/24f8e12d965b24f8aea762589e0e9fe2025c005e
- URL-https://git.kernel.org/stable/c/5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a
- URL-https://git.kernel.org/stable/c/92c4cfaee6872038563c5b6f2e8e613f9d84d47d
- URL-https://git.kernel.org/stable/c/cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed
- URL-https://www.cve.org/CVERecord?id=CVE-2022-48730
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