CVE-2026-53159

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 7.1% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-07-18.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-06-25 08:38Z2 MO AGO

Last updated

2026-08-05 12:33Z1 MO AGO

Reserved

2026-06-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weaknesses

• CWE-191Integer Underflow (Wrap or Wraparound)Base

Data version

5.2

Document digest

0c17448889b210c2f10f68c4de0f8e57998ce170b614b738da1d143f91192e26

• git.kernel.orghttps://git.kernel.org/stable/c/d43afc412d439ffca1567e7ca8652be22f272b3b
• git.kernel.orghttps://git.kernel.org/stable/c/2d0f47e27c1fa718b29c69aa7c96a2c5161bc2c2
• git.kernel.orghttps://git.kernel.org/stable/c/708c17b52c60fe7a57e73b495bdee50f58feb48c
• git.kernel.orghttps://git.kernel.org/stable/c/d3e26df2e8eb361e6bef096b2fd565476a1f14c4
• git.kernel.orghttps://git.kernel.org/stable/c/e69e306a4cccb40a73511350cb280825a556ce3c
• git.kernel.orghttps://git.kernel.org/stable/c/53e06f8a3c2b085c31bf1284e2ebcb8036e99625
• git.kernel.orghttps://git.kernel.org/stable/c/7ba7b30ddb04646d4d638f4d8c4718a304bbbddd
• git.kernel.orghttps://git.kernel.org/stable/c/464c6ad2aa16e1e1df9d559289199356493d1e00