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kernel: concurrency use-after-free between drm_setmaster_ioctl and drm_mode_getresources

🗓️ 15 Nov 2022 11:38:03Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 5 Views

Kernel race in drm_lease_held causes use-after-free between master ioctl and mode resources.

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IBM Security Bulletins		Security Bulletin: Vulnerabilities in Linux Kernel might affect IBM Spectrum Copy Data Management (CVE-2022-1280, CVE-2023-0386, CVE-2022-4269, CVE-2022-2873, CVE-2022-4378)
16 Jun 202319:23
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IBM Security Bulletins		Security Bulletin: Vulnerabilities in Apache Commons, Tomcat, Go, libcurl, OpenSSL, Python, Node.js, and Linux can affect IBM Spectrum Protect Plus.
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ATTACKERKB		CVE-2022-1280
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2022-006 (ALASKERNEL-5.10-2022-006)
2 May 202200:00
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Tenable Nessus		AlmaLinux 9 : kernel-rt (ALSA-2022:7933)
19 Nov 202200:00
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Tenable Nessus		AlmaLinux 9 : kernel (ALSA-2022:8267)
18 Nov 202200:00
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Tenable Nessus		EulerOS 2.0 SP9 : kernel (EulerOS-SA-2022-1999)
8 Jul 202200:00
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Tenable Nessus		EulerOS Virtualization 2.10.0 : kernel (EulerOS-SA-2022-2090)
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Tenable Nessus		EulerOS Virtualization 2.10.1 : kernel (EulerOS-SA-2022-2110)
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Tenable Nessus		EulerOS 2.0 SP10 : kernel (EulerOS-SA-2022-2134)
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9x86_64kernel-rt0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-core0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-core-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-debug0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-debug-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-debug-core0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-debug-core-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-debug-debuginfo0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-debug-debuginfo-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-debug-devel0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-debug-devel-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-debug-kvm0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-debug-kvm-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-debug-modules0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-debug-modules-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-debug-modules-extra0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-debug-modules-extra-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
Red Hat Enterprise Linux9x86_64kernel-rt-debuginfo0:5.14.0-162.6.1.rt21.168.el9_1kernel-rt-debuginfo-0:5.14.0-162.6.1.rt21.168.el9_1.x86_64.rpm
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03 Jul 2026 02:27Current
6.2Medium risk
Vulners AI Score6.2
CVSS 23.3
CVSS 3.16.3
EPSS0.00272
CWE-416
kerneldrm leaseuse after freerace conditionmaster ioctlmode resourceslocal privilegeinformation leak
5