01 Record

CVE-2026-43373

net: ncsi: fix skb leak in error paths

HighPUBLISHEDCNA: Linux

CNA base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

View raw JSON

02 Description

net: ncsi: fix skb leak in error paths

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: 0.50% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 40.5% of scored records. A rank, not a probability.
NVD base score: 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Analyzed. NVD last modified this record on 2026-06-17.
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.

04 Metadata

Published

2026-05-08 14:21Z3 MO AGO

Last updated

2026-08-05 12:27Z1 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

CWE-401Missing Release of Memory after Effective LifetimeVariant
CWE-772Missing Release of Resource after Effective LifetimeBase

Data version

5.2

Document digest

4673aed2968a03031913555783fdf686a2afa910979d6b4ec08d1cc92986969f

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux138635cc27c9737f940c3aa80912ff7a61c825af to < 9891d7f4f1ede473c54b49776ae07755083eef06, 138635cc27c9737f940c3aa80912ff7a61c825af to < fef5aa6e3bcf3c8053307642663a63b7362d7552, 138635cc27c9737f940c3aa80912ff7a61c825af to < 81d6aee32f8f7bbc175c05dbf61f4430bfb88c4a, 138635cc27c9737f940c3aa80912ff7a61c825af to < 59962588197863d0d746879f193905c0c6b3df49, 138635cc27c9737f940c3aa80912ff7a61c825af to < 553366c271479c0d571dd1bb5d1bcde4747fb82e, 138635cc27c9737f940c3aa80912ff7a61c825af to < b70c4e5e711931cdd56e6e905737b72f1e649189, 138635cc27c9737f940c3aa80912ff7a61c825af to < 87138dde2d6937b12b967f28fe598a7d59000ae4, 138635cc27c9737f940c3aa80912ff7a61c825af to < 5c3398a54266541610c8d0a7082e654e9ff3e259, 4.8—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/9891d7f4f1ede473c54b49776ae07755083eef06
git.kernel.orghttps://git.kernel.org/stable/c/fef5aa6e3bcf3c8053307642663a63b7362d7552
git.kernel.orghttps://git.kernel.org/stable/c/81d6aee32f8f7bbc175c05dbf61f4430bfb88c4a
git.kernel.orghttps://git.kernel.org/stable/c/59962588197863d0d746879f193905c0c6b3df49
git.kernel.orghttps://git.kernel.org/stable/c/553366c271479c0d571dd1bb5d1bcde4747fb82e
git.kernel.orghttps://git.kernel.org/stable/c/b70c4e5e711931cdd56e6e905737b72f1e649189
git.kernel.orghttps://git.kernel.org/stable/c/87138dde2d6937b12b967f28fe598a7d59000ae4
git.kernel.orghttps://git.kernel.org/stable/c/5c3398a54266541610c8d0a7082e654e9ff3e259

01 Record index

CVE-2026-43373

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-43373

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References