Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: bus: qcom: Put child node before return Put child node before return to fix potential reference count leak. Generally, the reference count of child is incremented and decremented automatically in the macro for_each_available_child_of_node() and should be decremented manually if the loop is broken in loop body.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.9, < 4.9.269 |
References
- https://git.kernel.org/stable/c/00f6abd3509b1d70d0ab0fbe65ce5685cebed8bePatch
- https://git.kernel.org/stable/c/3a76ec28824c01b57aa1f0927841d75e4f167cb8Patch
- https://git.kernel.org/stable/c/6b68c03dfc79cd95a58dfd03f91f6e82829a1b0cPatch
- https://git.kernel.org/stable/c/94810fc52925eb122a922df7f9966cf3f4ba7391Patch
- https://git.kernel.org/stable/c/a399dd80e697a02cfb23e2fc09b87849994043d9Patch
- https://git.kernel.org/stable/c/a6191e91c10e50bd51db65a00e03d02b6b0cf8c4Patch
- https://git.kernel.org/stable/c/ac6ad7c2a862d682bb584a4bc904d89fa7721af8Patch
- https://git.kernel.org/stable/c/c6f8e0dc8da1cd78d640dee392071cc2326ec1b2Patch
- https://git.kernel.org/stable/c/00f6abd3509b1d70d0ab0fbe65ce5685cebed8bePatch
- https://git.kernel.org/stable/c/3a76ec28824c01b57aa1f0927841d75e4f167cb8Patch
- https://git.kernel.org/stable/c/6b68c03dfc79cd95a58dfd03f91f6e82829a1b0cPatch
- https://git.kernel.org/stable/c/94810fc52925eb122a922df7f9966cf3f4ba7391Patch
- https://git.kernel.org/stable/c/a399dd80e697a02cfb23e2fc09b87849994043d9Patch
- https://git.kernel.org/stable/c/a6191e91c10e50bd51db65a00e03d02b6b0cf8c4Patch
- https://git.kernel.org/stable/c/ac6ad7c2a862d682bb584a4bc904d89fa7721af8Patch
FAQ
What is CVE-2021-47054?
CVE-2021-47054 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: bus: qcom: Put child node before return Put child node before return to fix potential reference count leak. Generally, the referen...
How severe is CVE-2021-47054?
CVE-2021-47054 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47054?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.