IM
IronMonkey Threat Research

CVE-2026-43030 HIGH

Published: 2026-05-01 | Last Modified: 2026-07-14 | Status: Modified

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.

CVSS Metrics

Base Score: 7.8 (HIGH)

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

Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Type: Secondary

Exploitability Score: 1.8

Impact Score: 5.9

Weaknesses

Source Type Description
[email protected] Primary
en NVD-CWE-noinfo

Affected Products

Vendor Product Version Update Type
linux linux_kernel * <built-in method update of dict object at 0x7d2357ccc680> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7d23a7a56100> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7d2364a4f980> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7d2364a4eb00> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7d2357ccf240> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7d242456c100> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7d23bea58c00> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x7d242a704440> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x7d2364a4fe80> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x7d2357cce500> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x7d23a53924c0> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x7d2357b4dd80> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x7d23bea58d40> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*

References

Notification
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