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kernel: Linux kernel: Information disclosure and denial of service via out-of-bounds read in font glyph handling

🗓️ 02 Feb 2026 03:27:17Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 10 Views

Local attacker can trigger out-of-bounds read in font glyph handling, causing disclosure or denial.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1350)
8 Jan 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1495)
30 Mar 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-112 (ALASKERNEL-5.10-2026-112)
19 Feb 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2025-096 (ALASKERNEL-5.15-2025-096)
5 Jan 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2026-118 (ALASKERNEL-5.4-2026-118)
19 Feb 202600:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel-rt (ALSA-2026:1661)
2 Feb 202600:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2026:1662)
2 Feb 202600:00
–nessus
Tenable Nessus		AlmaLinux 10 : kernel (ALSA-2026:2282)
12 Feb 202600:00
–nessus
Tenable Nessus		AlmaLinux 9 : kernel (ALSA-2026:2722)
26 Feb 202600:00
–nessus
Tenable Nessus		Debian dla-4404 : ata-modules-5.10.0-35-armmp-di - security update
12 Dec 202500:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.10x86_64kernel-rt4.18.0-553.100.1.rt7.441.el8_10kernel-rt-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-core4.18.0-553.100.1.rt7.441.el8_10kernel-rt-core-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug4.18.0-553.100.1.rt7.441.el8_10kernel-rt-debug-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-core4.18.0-553.100.1.rt7.441.el8_10kernel-rt-debug-core-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-debuginfo4.18.0-553.100.1.rt7.441.el8_10kernel-rt-debug-debuginfo-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-devel4.18.0-553.100.1.rt7.441.el8_10kernel-rt-debug-devel-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-kvm4.18.0-553.100.1.rt7.441.el8_10kernel-rt-debug-kvm-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-modules4.18.0-553.100.1.rt7.441.el8_10kernel-rt-debug-modules-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debug-modules-extra4.18.0-553.100.1.rt7.441.el8_10kernel-rt-debug-modules-extra-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10x86_64kernel-rt-debuginfo4.18.0-553.100.1.rt7.441.el8_10kernel-rt-debuginfo-4.18.0-553.100.1.rt7.441.el8_10.x86_64.rpm
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30 Jun 2026 03:33Current
5.8Medium risk
Vulners AI Score5.8
EPSS0.00175
SSVC
CWE-125
kernelinformation disclosuredenial of serviceout of bounds readfont glyph handlingbitblit component
10