Off-by-one Error Affecting kernel-debug package, versions *
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUG-6821737
- published 9 May 2024
- disclosed 3 May 2024
Introduced: 3 May 2024
CVE-2022-48672 Open this link in a new tabHow to fix?
There is no fixed version for RHEL:8 kernel-debug.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug 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:
of: fdt: fix off-by-one error in unflatten_dt_nodes()
Commit 78c44d910d3e ("drivers/of: Fix depth when unflattening devicetree") forgot to fix up the depth check in the loop body in unflatten_dt_nodes() which makes it possible to overflow the nps[] buffer...
Found by Linux Verification Center (linuxtesting.org) with the SVACE static analysis tool.
References
- https://access.redhat.com/security/cve/CVE-2022-48672
- https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0e
- https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0
- https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181
- https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7
- https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853
- https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feaf
- https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365c