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kernel: out-of-bounds write in qfq_change_class function

🗓️ 19 Mar 2024 00:27:39Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 2 Views

Out-of-bounds write in qfq_change_class in Linux kernel QoS when MTU is used as lmax, allowing local users to crash or escalate privileges.

Related
Packages
Refs
ReporterTitlePublishedViews
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IBM Security Bulletins		Security Bulletin: Vulnerabilities in Linux Kernel might affect IBM Spectrum Copy Data Management
12 Jan 202416:32
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in Linux Kernel and Apache Axis can affect IBM Storage Protect Plus
31 Jan 202411:50
–ibm
ATTACKERKB		CVE-2023-31436
28 Apr 202302:15
–attackerkb
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-179)
24 May 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALAS-2023-2035)
17 May 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.10-2023-032)
17 May 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.15-2023-018)
17 May 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.4-2023-045)
17 May 202300:00
–nessus
Tenable Nessus		Amazon Linux AMI : kernel (ALAS-2023-1744)
24 May 202300:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0079: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2023:0079)
14 May 202500:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.4ppc64lebpftool4.18.0-305.125.1.el8_4bpftool-4.18.0-305.125.1.el8_4.ppc64le.rpm
Red Hat Enterprise Linux8.4x86_64bpftool4.18.0-305.125.1.el8_4bpftool-4.18.0-305.125.1.el8_4.x86_64.rpm
Red Hat Enterprise Linux8.4ppc64lebpftool-debuginfo4.18.0-305.125.1.el8_4bpftool-debuginfo-4.18.0-305.125.1.el8_4.ppc64le.rpm
Red Hat Enterprise Linux8.4x86_64bpftool-debuginfo4.18.0-305.125.1.el8_4bpftool-debuginfo-4.18.0-305.125.1.el8_4.x86_64.rpm
Red Hat Enterprise Linux8.4ppc64lekernel4.18.0-305.125.1.el8_4kernel-4.18.0-305.125.1.el8_4.ppc64le.rpm
Red Hat Enterprise Linux8.4x86_64kernel4.18.0-305.125.1.el8_4kernel-4.18.0-305.125.1.el8_4.x86_64.rpm
Red Hat Enterprise Linux8.4noarchkernel-abi-stablelists4.18.0-305.125.1.el8_4kernel-abi-stablelists-4.18.0-305.125.1.el8_4.noarch.rpm
Red Hat Enterprise Linux8.4ppc64lekernel-core4.18.0-305.125.1.el8_4kernel-core-4.18.0-305.125.1.el8_4.ppc64le.rpm
Red Hat Enterprise Linux8.4x86_64kernel-core4.18.0-305.125.1.el8_4kernel-core-4.18.0-305.125.1.el8_4.x86_64.rpm
Red Hat Enterprise Linux8.4ppc64lekernel-debug4.18.0-305.125.1.el8_4kernel-debug-4.18.0-305.125.1.el8_4.ppc64le.rpm
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28 Jun 2026 12:42Current
7.1High risk
Vulners AI Score7.1
CVSS 3.17.8
EPSS0.00587
SSVC
CWE-787
linux kernelquality of servicememory accessout of boundsmaximum transmission unitprivilege escalationlocal usercrash risk
2