01 Record

CVE-2025-21875

mptcp: always handle address removal under msk socket lock

HighPUBLISHEDCNA: Linux

CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

View raw JSON

02 Description

mptcp: always handle address removal under msk socket lock

03 Exploitation and scoring

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: 0.22% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 13.0% 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 2026-07-30.
Red Hat severity: Low. 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.

04 Metadata

Published

2025-03-27 14:57Z1 YR AGO

Last updated

2026-08-05 11:55Z1 MO AGO

Reserved

2024-12-29

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

CWE-20Improper Input ValidationClass

Data version

5.2

Document digest

ae8ca4b879f7f848ddab5197d892b9a9d87be445882b0f096309a1edba4251ce

05 Affected products

VendorProductVersionsPlatforms

LinuxLinuxb6c08380860b926752d57c8fa9911fa388c4b876 to < 494ec285535632732eaa5786297a9ae4f731b5ff, b6c08380860b926752d57c8fa9911fa388c4b876 to < 7cca31035c05819643ffb5d7518e9a331b3f6651, b6c08380860b926752d57c8fa9911fa388c4b876 to < 8116fb4acd5d3f06cd37f84887dbe962b6703b1c, b6c08380860b926752d57c8fa9911fa388c4b876 to < a05da2be18aae7e82572f8d795f41bb49f5dfc7d, b6c08380860b926752d57c8fa9911fa388c4b876 to < 4124b782ec2b1e2e490cf0bbf10f53dfd3479890, b6c08380860b926752d57c8fa9911fa388c4b876 to < 2c3de6dff4373f1036e003f49a32629359530bdb, b6c08380860b926752d57c8fa9911fa388c4b876 to < f865c24bc55158313d5779fc81116023a6940ca3, 5.10—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/494ec285535632732eaa5786297a9ae4f731b5ff
git.kernel.orghttps://git.kernel.org/stable/c/7cca31035c05819643ffb5d7518e9a331b3f6651
git.kernel.orghttps://git.kernel.org/stable/c/8116fb4acd5d3f06cd37f84887dbe962b6703b1c
git.kernel.orghttps://git.kernel.org/stable/c/a05da2be18aae7e82572f8d795f41bb49f5dfc7d
git.kernel.orghttps://git.kernel.org/stable/c/4124b782ec2b1e2e490cf0bbf10f53dfd3479890
git.kernel.orghttps://git.kernel.org/stable/c/2c3de6dff4373f1036e003f49a32629359530bdb
git.kernel.orghttps://git.kernel.org/stable/c/f865c24bc55158313d5779fc81116023a6940ca3
lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html

01 Record index

CVE-2025-21875

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2025-21875

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References