CVE Database›CVE-2024-43838

CVE-2024-43838

kernel: bpf: fix overflow check in adjust_jmp_off()

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Severity

Moderate

Red Hat Product Security

5.3

CVSS 3.1

Review impact separately from score.

Published · August 17, 2024

Updated · February 2, 2026

Description

The Linux kernel vulnerability in the BPF subsystem was resolved by fixing the adjust_jmp_off() function. Previously, overflow checks used insn->imm for all jump instructions, which was incorrect.

Statement

Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CWE-682 · Incorrect Calculation