CVE-2023-53676

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

0.29% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 21.3% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-08-04.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2025-10-07 15:21Z11 MO AGO

Last updated

2026-08-05 09:15Z1 MO AGO

Reserved

2025-10-07

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.2

Document digest

1e50f720b025824aa2d10d18c290c84d5f5e2f498898325082e0adec9019b73d

• git.kernel.orghttps://git.kernel.org/stable/c/df349e84c2cb0dd05d98c8e1189c26ab4b116083
• git.kernel.orghttps://git.kernel.org/stable/c/114b44dddea1f8f99576de3c0e6e9059012002fc
• git.kernel.orghttps://git.kernel.org/stable/c/2cbe6a88fbdd6e8aeab358eef61472e2de43d6f6
• git.kernel.orghttps://git.kernel.org/stable/c/bbe3ff47bf09db8956bc2eeb49d2d514d256ad2a
• git.kernel.orghttps://git.kernel.org/stable/c/5353df78c22623b42a71d51226d228a8413097e2
• git.kernel.orghttps://git.kernel.org/stable/c/4738bf8b2d3635c2944b81b2a84d97b8c8b0978d
• git.kernel.orghttps://git.kernel.org/stable/c/0cac6cbb9908309352a5d30c1876882771d3da50
• git.kernel.orghttps://git.kernel.org/stable/c/801f287c93ff95582b0a2d2163f12870a2f076d4