CVE-2026-43030CWE-682

CVE-2026-43030

High · published May 1, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
7.6
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

bpf: Fix regsafe() for pointers to packet

In case rold->reg->range == BEYOND_PKT_END && rcur->reg->range == N

regsafe() may return true which may lead to current state with

valid packet range not being explored. Fix the bug.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00184 · 7.6th percentile
Weakness
CWE-682 · Incorrect Calculation
Published
2026-05-01T19:16Z
Affected products (13)
ProductVersionsFixed in
linux/linux_kernel≥ 5.10.155, < 5.10.2535.10.253
linux/linux_kernel≥ 5.11, < 5.15.2035.15.203
linux/linux_kernel≥ 5.16, < 6.1.1686.1.168
linux/linux_kernel≥ 6.2, < 6.6.1346.6.134
linux/linux_kernel≥ 6.7, < 6.12.816.12.81
linux/linux_kernel≥ 6.13, < 6.18.226.18.22
linux/linux_kernel≥ 6.19, < 6.19.126.19.12
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
References (11)
EPSS history
Timeline
  • 01 MAY 14:15Z
    bpf: Fix regsafe() for pointers to packet
    cvelistv5