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kernel: saa7134: race condition leading to use-after-free in saa7134_finidev()

🗓️ 14 Nov 2023 15:24:26Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 9 Views

Race condition in saa7134 driver causes use-after-free when the module is removed before cleanup in saa7134_finidev.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8x86_64kernel-rt0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-core0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-core-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-debug-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-core0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-debug-core-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-debuginfo0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-debug-debuginfo-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-devel0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-debug-devel-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-kvm0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-debug-kvm-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-modules0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-debug-modules-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-modules-extra0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-debug-modules-extra-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debuginfo0:4.18.0-513.5.1.rt7.307.el8_9kernel-rt-debuginfo-0:4.18.0-513.5.1.rt7.307.el8_9.x86_64.rpm
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28 Jun 2026 12:41Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.17
EPSS0.00199
SSVC
9