01 Record

CVE-2026-43411

tipc: fix divide-by-zero in tipc_sk_filter_connect()

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

tipc: fix divide-by-zero in tipc_sk_filter_connect()

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: 0.12% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 2.4% 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: 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

2026-05-11 22:24Z3 MO AGO

Reserved

2026-05-01

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-369Divide By ZeroBase
CWE-1284Improper Validation of Specified Quantity in InputBase

Data version

5.2

Document digest

fd28fbb072456dc9a0c6465f974ae29e13be13fb591a4b0443df43e2efd997cd

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux6787927475e52f6933e3affce365dabb2aa2fadf to < 600feb0a66a98c6b7f6f02b5f3612e75f9b8540f, 6787927475e52f6933e3affce365dabb2aa2fadf to < 3bc9998041076ee05d3f312a22cee6b2ca35527f, 6787927475e52f6933e3affce365dabb2aa2fadf to < 579956f9f297eb1b6a5d24de313f3acccee1f9d5, 6787927475e52f6933e3affce365dabb2aa2fadf to < a360d3815aae1f00dd71b7714a846482e85cc1f7, 6787927475e52f6933e3affce365dabb2aa2fadf to < c2ebfbe63deb7bfd4dc2532bae62a7ed67713272, 6787927475e52f6933e3affce365dabb2aa2fadf to < 2754e7b3d64748643df867d1ea6fec522914b635, 6787927475e52f6933e3affce365dabb2aa2fadf to < 338c5edeb6ae3f12a4b84dff9d71f6f7f8c202c3, 6787927475e52f6933e3affce365dabb2aa2fadf to < 6c5a9baa15de240e747263aba435a0951da8d8d2, 4.20—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/600feb0a66a98c6b7f6f02b5f3612e75f9b8540f
git.kernel.orghttps://git.kernel.org/stable/c/3bc9998041076ee05d3f312a22cee6b2ca35527f
git.kernel.orghttps://git.kernel.org/stable/c/579956f9f297eb1b6a5d24de313f3acccee1f9d5
git.kernel.orghttps://git.kernel.org/stable/c/a360d3815aae1f00dd71b7714a846482e85cc1f7
git.kernel.orghttps://git.kernel.org/stable/c/c2ebfbe63deb7bfd4dc2532bae62a7ed67713272
git.kernel.orghttps://git.kernel.org/stable/c/2754e7b3d64748643df867d1ea6fec522914b635
git.kernel.orghttps://git.kernel.org/stable/c/338c5edeb6ae3f12a4b84dff9d71f6f7f8c202c3
git.kernel.orghttps://git.kernel.org/stable/c/6c5a9baa15de240e747263aba435a0951da8d8d2

01 Record index

CVE-2026-43411

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-43411

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References