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CVE-2026-63873

UnknownEPSS 0.15%

Last modified

CVE-2026-63873 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix mm_struct reference leak in aie2_populate_range() aie2_populate_range() jumps back to the again label without calling mmput(mm), leaking a reference to the mm_struct. Add the missing mmput() before jumping to again.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix mm_struct reference leak in aie2_populate_range() aie2_populate_range() jumps back to the again label without calling mmput(mm), leaking a reference to the mm_struct. Add the missing mmput() before jumping to again.

Metrics

EPSS Probability
0.15%

5.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= e486147c912f653ef4b60a6c7dbd4168a4c56a9f, < e83fc4c28226be75fbc0c41f2846935ba2b5f949; >= e486147c912f653ef4b60a6c7dbd4168a4c56a9f, < 21dfec59939120b20d2c7794caaa421f9450be0a; >= e486147c912f653ef4b60a6c7dbd4168a4c56a9f, < 2f41af638c92bac6f1f9275ea2d1901baef578f3
LinuxLinux6.16

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-63873?
In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix mm_struct reference leak in aie2_populate_range() aie2_populate_range() jumps back to the again label without calling mmput(mm), leaking a reference to the mm_struct. Add the missing mmput() before jumping to again.
How severe is CVE-2026-63873?
Severity scoring for CVE-2026-63873 is pending analysis. The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2026-63873?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST