VYPR
Medium severity5.5NVD Advisory· Published Apr 3, 2025· Updated Jun 17, 2026

CVE-2025-21997

CVE-2025-21997

Description

In the Linux kernel, the following vulnerability has been resolved:

xsk: fix an integer overflow in xp_create_and_assign_umem()

Since the i and pool->chunk_size variables are of type 'u32', their product can wrap around and then be cast to 'u64'. This can lead to two different XDP buffers pointing to the same memory area.

Found by InfoTeCS on behalf of Linux Verification Center (linuxtesting.org) with SVACE.

Affected products

165

Patches

Vulnerability mechanics

References

6

News mentions

0

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