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kernel: fbdev: defio: fix the pagelist corruption

🗓️ 09 May 2023 10:04:02Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 14 Views

Kernel fix for fbdev defio pagelist corruption by initializing all page lists once to prevent race.

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Refs
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cvelist
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CVE-2022-49511 fbdev: defio: fix the pagelist corruption
26 Feb 202502:13
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debiancve
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26 Feb 202502:13
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euvd
EUVD
EUVD-2022-54718
21 Oct 202512:31
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nvd
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26 Feb 202507:01
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26 Feb 202507:01
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osv_rhsa
RHSA-2023:2458 Red Hat Security Advisory: kernel security, bug fix, and enhancement update
16 Sep 202409:02
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.2aarch64bpftool7.0.0-284.11.1.el9_2bpftool-7.0.0-284.11.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lebpftool7.0.0-284.11.1.el9_2bpftool-7.0.0-284.11.1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xbpftool7.0.0-284.11.1.el9_2bpftool-7.0.0-284.11.1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64bpftool7.0.0-284.11.1.el9_2bpftool-7.0.0-284.11.1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64bpftool-debuginfo7.0.0-284.11.1.el9_2bpftool-debuginfo-7.0.0-284.11.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lebpftool-debuginfo7.0.0-284.11.1.el9_2bpftool-debuginfo-7.0.0-284.11.1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xbpftool-debuginfo7.0.0-284.11.1.el9_2bpftool-debuginfo-7.0.0-284.11.1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64bpftool-debuginfo7.0.0-284.11.1.el9_2bpftool-debuginfo-7.0.0-284.11.1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64kernel5.14.0-284.11.1.el9_2kernel-5.14.0-284.11.1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lekernel5.14.0-284.11.1.el9_2kernel-5.14.0-284.11.1.el9_2.ppc64le.rpm
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16 Oct 2026 22:01Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.5 - 7.8
EPSS0.00272
14