xsk: fix an integer overflow in xp_create_and_assign_umem() (Linux Linux)

CVE-2025-21997
MEDIUM 5.5

At a glance

Source
NVD
EPSS
EPSS 0.21 % · percentile 11 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

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.

Weaknesses (CWE)

  • CWE-190 — Integer Overflow or Wraparound

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCISA-ADP
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 < 205649d642a5b376724f04f3a5b3586815e43d3b ; affected 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 < b7b4be1fa43294b50b22e812715198629806678a ; affected 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 < 130290f44bce0eead2b827302109afc3fe189ddd ; affected 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 < c7670c197b0f1a8726ad5c87bc2bf001a1fc1bbd ; affected 94033cd8e73b8632bab7c8b7bb54caa4f5616db7 < 559847f56769037e5b2e0474d3dbff985b98083d
Linux · Linuxaffected 5.16 ; unaffected 0 < 5.16 ; unaffected 6.1.132 ≤ 6.1.* ; unaffected 6.6.85 ≤ 6.6.* ; unaffected 6.12.21 ≤ 6.12.* ; unaffected 6.13.9 ≤ 6.13.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD