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 0x702ba6a6c240> Operating System
linux linux_kernel * <built-in method update of dict object at 0x702ba6a6e440> Operating System
linux linux_kernel * <built-in method update of dict object at 0x702bdcf68640> Operating System
linux linux_kernel * <built-in method update of dict object at 0x702bdcdb5480> Operating System
linux linux_kernel * <built-in method update of dict object at 0x702ba6a6e600> Operating System
linux linux_kernel * <built-in method update of dict object at 0x702ba6a6fdc0> Operating System
linux linux_kernel * <built-in method update of dict object at 0x702bddf50f40> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x702bddf532c0> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x702bdcf68380> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x702ba6a6dec0> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x702ba6a6e880> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x702bdc50d700> Operating System
linux linux_kernel 7.0 <built-in method update of dict object at 0x702ba6a6cb00> 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

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