Resource Leak Affecting kernel-devel package, versions *
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Test your applications- Snyk ID SNYK-RHEL7-KERNELDEVEL-6352812
- published 1 Mar 2024
- disclosed 29 Feb 2024
Introduced: 29 Feb 2024
CVE-2021-47064 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:7 kernel-devel.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-devel package and not the kernel-devel package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
In the Linux kernel, the following vulnerability has been resolved:
mt76: fix potential DMA mapping leak
With buf uninitialized in mt76_dma_tx_queue_skb_raw, its field skip_unmap could potentially inherit a non-zero value from stack garbage. If this happens, it will cause DMA mappings for MCU command frames to not be unmapped after completion
References
- https://access.redhat.com/security/cve/CVE-2021-47064
- https://git.kernel.org/stable/c/91b9548d413fda488ea853cd1b9f59b572db3a0c
- https://git.kernel.org/stable/c/9b68ce2856dadc0e1cb6fd21fbeb850da49efd08
- https://git.kernel.org/stable/c/9fa26701cd1fc4d932d431971efc5746325bdfce
- https://git.kernel.org/stable/c/b4403cee6400c5f679e9c4a82b91d61aa961eccf