CVE-2021-47373

irqchip/gic-v3-its: Fix potential VPE leak on error

Description

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3-its: Fix potential VPE leak on error In its_vpe_irq_domain_alloc, when its_vpe_init() returns an error, there is an off-by-one in the number of VPEs to be freed. Fix it by simply passing the number of VPEs allocated, which is the index of the loop iterating over the VPEs. [maz: fixed commit message]

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/7d39992d45acd6f2d6b2f62389c55b61fb3d486b patch
https://git.kernel.org/stable/c/5701e8bff314c155e7afdc467b1e0389d86853d0 patch
https://git.kernel.org/stable/c/42d3711c23781045e7a5cd28536c774b9a66d20b patch
https://git.kernel.org/stable/c/568662e37f927e3dc3e475f3ff7cf4ab7719c5e7 patch
https://git.kernel.org/stable/c/e0c1c2e5da19685a20557a50f10c6aa4fa26aa84 patch
https://git.kernel.org/stable/c/280bef512933b2dda01d681d8cbe499b98fc5bdd patch

Frequently Asked Questions

What is the severity of CVE-2021-47373?
CVE-2021-47373 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47373?
To fix CVE-2021-47373, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-47373 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47373 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-47373?
CVE-2021-47373 affects Linux Linux, Linux Linux.
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