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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
95b6ec733752b31bfd166c4609d2c1b5cdde9b47 affected < b52f6d0ef7b308f9d05bbddb78749852f28e8e40
6d94e741a8ff818e5518da8257f5ca0aaed1f269 affected < 37db6b9726d0bcf91cbdf9d63b558c50da49f968
6d94e741a8ff818e5518da8257f5ca0aaed1f269 affected < 015a74476dc1ab6923d89f1ee009aaf43faa7185
6d94e741a8ff818e5518da8257f5ca0aaed1f269 affected < b99d82706bd1511bb875e3de7154698fd9215c99
6d94e741a8ff818e5518da8257f5ca0aaed1f269 affected < 7241da033fdc507b920e092dab1f97b945cb0370
6d94e741a8ff818e5518da8257f5ca0aaed1f269 affected < 8aebe18069394f4a79d2d82080a0f806da449996
6d94e741a8ff818e5518da8257f5ca0aaed1f269 affected < ca995b1462ec6db1e869100ba1fb7356bd3f22f0
6d94e741a8ff818e5518da8257f5ca0aaed1f269 affected < a8502a79e832b861e99218cbd2d8f4312d62e225
Linux Linux affected
Version Status Constraints
5.11 affected —
0 unaffected < 5.11
5.10.253 unaffected ≤ 5.10.*
5.15.203 unaffected ≤ 5.15.*
6.1.168 unaffected ≤ 6.1.*
6.6.134 unaffected ≤ 6.6.*
6.12.81 unaffected ≤ 6.12.*
6.18.22 unaffected ≤ 6.18.*
6.19.12 unaffected ≤ 6.19.*
7.0 unaffected ≤ *

No data.

No data.

No data.

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/015a74476dc1ab6923d89f1ee009aaf43faa7185 cve-icon cve-icon
https://git.kernel.org/stable/c/37db6b9726d0bcf91cbdf9d63b558c50da49f968 cve-icon cve-icon
https://git.kernel.org/stable/c/7241da033fdc507b920e092dab1f97b945cb0370 cve-icon cve-icon
https://git.kernel.org/stable/c/8aebe18069394f4a79d2d82080a0f806da449996 cve-icon cve-icon
https://git.kernel.org/stable/c/a8502a79e832b861e99218cbd2d8f4312d62e225 cve-icon cve-icon
https://git.kernel.org/stable/c/b52f6d0ef7b308f9d05bbddb78749852f28e8e40 cve-icon cve-icon
https://git.kernel.org/stable/c/b99d82706bd1511bb875e3de7154698fd9215c99 cve-icon cve-icon
https://git.kernel.org/stable/c/ca995b1462ec6db1e869100ba1fb7356bd3f22f0 cve-icon cve-icon
History

Fri, 01 May 2026 14:45:00 +0000

Type Values Removed Values Added
Description 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.
Title bpf: Fix regsafe() for pointers to packet
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-01T14:15:30.564Z

Reserved: 2026-05-01T14:12:55.977Z

Link: CVE-2026-43030

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-01T15:16:47.557

Modified: 2026-05-01T15:24:14.893

Link: CVE-2026-43030

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.