Resource Leak Affecting kernel-debug-modules package, versions *
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUGMODULES-7333040
- published 8 Jul 2024
- disclosed 20 Jun 2024
Introduced: 20 Jun 2024
CVE-2022-48730 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:8 kernel-debug-modules.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-modules package and not the kernel-debug-modules package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
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]
References
- https://access.redhat.com/security/cve/CVE-2022-48730
- https://git.kernel.org/stable/c/24f8e12d965b24f8aea762589e0e9fe2025c005e
- https://git.kernel.org/stable/c/5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a
- https://git.kernel.org/stable/c/92c4cfaee6872038563c5b6f2e8e613f9d84d47d
- https://git.kernel.org/stable/c/cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed