What is CVE-2026-43495?

CVE-2026-43495 is a high-severity vulnerability in Linux, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2026-05-21.

How severe is CVE-2026-43495?

High severity. CVSS v3 base score is 8.8 out of 10.

Out-of-bounds Read in Linux

CVE-2026-43495

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: validate port_count against message length in t7xx_port_enum_msg_handler t7xx_port_enum_msg_handler() uses the modem-supplied port_count field as a loop…

Vulnerability class: Buffer Overflow

EPSS: 0.003 (19.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions 7.1, 7.1-rc3, 6.1.176
Linux Linux_kernel — versions 7.1

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2026-43495?: CVE-2026-43495 is a high-severity vulnerability in Linux, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2026-05-21.
How severe is CVE-2026-43495?: High severity. CVSS v3 base score is 8.8 out of 10.