CVEvulnerability

CVE-2021-29154

7.8 HIGH Published 2021-04-08 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-04-08
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
CWE-77

Description

BPF JIT compilers in the Linux kernel through 5.11.12 have incorrect computation of branch displacements, allowing them to execute arbitrary code within the kernel context. This affects arch/x86/net/bpf_jit_comp.c and arch/x86/net/bpf_jit_comp32.c.

Affected configurations

• linux linux kernel (>= 3.0 < 4.4.266) • linux linux kernel (>= 4.5 < 4.9.266) • linux linux kernel (>= 4.10 < 4.14.230) • linux linux kernel (>= 4.15 < 4.19.186) • linux linux kernel (>= 4.20 < 5.4.111) • linux linux kernel (>= 5.5 < 5.10.29) • linux linux kernel (>= 5.11 < 5.11.13) • fedoraproject fedora 33 • debian debian linux 9.0 • netapp cloud backup • netapp hci management node • netapp solidfire • netapp h300s firmware • netapp h500s firmware • netapp h700s firmware • netapp h300e firmware • netapp h500e firmware • netapp h700e firmware • netapp h410s firmware

Related

Weakness · CWE (1)

  • CWE-77 Improper Neutralization of Special Elements used in a Command weakness

References