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CVE-2021-45402

🗓️ 11 Feb 2022 14:36:29Reported by mitreType 
cve
 cve🔗 web.nvd.nist.gov👁 198 Views

The check_alu_op() function in kernel/bpf/verifier.c in the Linux kernel through v5.16-rc5 did not properly update bounds while handling the mov32 instruction, allowing local users to obtain potentially sensitive address information

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Alibaba Cloud Linux 3 : 0029: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2022:0029)
14 May 202500:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0125: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2022:0125)
14 May 202500:00
–nessus
Tenable Nessus		NewStart CGSL MAIN 6.06 : kernel Multiple Vulnerabilities (NS-SA-2025-0206)
30 Sep 202500:00
–nessus
Tenable Nessus		NewStart CGSL MAIN 6.06 (SP) : kernel Multiple Vulnerabilities (NS-SA-2026-0008)
6 Mar 202600:00
–nessus
Tenable Nessus		openSUSE 15 Security Update : kernel (openSUSE-SU-2022:1039-1)
1 Apr 202200:00
–nessus
Tenable Nessus		Photon OS 4.0: Linux PHSA-2021-4.0-0065
22 Jul 202100:00
–nessus
Tenable Nessus		RHEL 8 : kernel (Unpatched Vulnerability)
11 May 202400:00
–nessus
Tenable Nessus		RHEL 9 : kernel (Unpatched Vulnerability)
11 May 202400:00
–nessus
Tenable Nessus		RHEL 8 : kernel (Unpatched Vulnerability)
3 Jun 202400:00
–nessus
Tenable Nessus		RHEL 9 : kernel (Unpatched Vulnerability)
3 Jun 202400:00
–nessus
Rows per page
NVD
Node
linuxlinux_kernelRange<5.16
OR
linuxlinux_kernelMatch5.16rc1
OR
linuxlinux_kernelMatch5.16rc2
OR
linuxlinux_kernelMatch5.16rc3
OR
linuxlinux_kernelMatch5.16rc4
OR
linuxlinux_kernelMatch5.16rc5

Data

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21 Nov 2024 06:32Current
5.6Medium risk
Vulners AI Score5.6
CVSS 22.1
CVSS 3.15.5
EPSS0.00069
CWE-668
cve-2021-45402linux kernelkernel/bpf/verifier.cpointer leaksecurityvulnerabilitynvd
198