CVE-2026-43123

In the Linux kernel, the following vulnerability has been resolved: fbcon: check return value of con2fbacquirenewinfo If fbconopen fails when called from con2fbacquirenewinfo then info-fbconpar pointer remains NULL which is later dereferenced. Add check for return value of the function...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-012970)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-012970 advisory. In the Linux kernel, the following vulnerability has been resolved: fbcon: always restore the old font data in fbcondosetfont Commit a5a923038d70 fbdev: fbcon:...

PT-2026-44314

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description An out-of-bounds font access occurs in the fbcon rotate font function when console rotation fails. The system retains the ol...

CLSA-2026-1773832495 Fix of 114 CVEs

CVE-2023-53515 - virtio-mmio: don't break lifecycle of vmdev CVE-2023-53515 CVE-2025-39967 - fbcon: fix integer overflow in fbcondosetfont CVE-2025-39967 - fbcon: Fix OOB access in font allocation CVE-2025-39967 CVE-2025-38702 - fbdev: fix potential buffer overflow in doregisterframebuffer...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004471)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004471 advisory. A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel,...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003888)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003888 advisory. A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel,...

drm, fbcon, vga_switcheroo: Avoid race condition in fbcon setup

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SUSE CVE-2025-68296

In the Linux kernel, the following vulnerability has been resolved: drm, fbcon, vgaswitcheroo: Avoid race condition in fbcon setup Protect vgaswitcherooclientfbset with console lock. Avoids OOB access in fbconremapall. Without holding the console lock the call races with switching outputs. VGA...

EUVD-2025-203784

In the Linux kernel, the following vulnerability has been resolved: drm, fbcon, vgaswitcheroo: Avoid race condition in fbcon setup Protect vgaswitcherooclientfbset with console lock. Avoids OOB access in fbconremapall. Without holding the console lock the call races with switching outputs. VGA...

CVE-2025-68296 drm, fbcon, vga_switcheroo: Avoid race condition in fbcon setup

In the Linux kernel, the following vulnerability has been resolved: drm, fbcon, vgaswitcheroo: Avoid race condition in fbcon setup Protect vgaswitcherooclientfbset with console lock. Avoids OOB access in fbconremapall. Without holding the console lock the call races with switching outputs. VGA...

CVE-2025-68296 drm, fbcon, vga_switcheroo: Avoid race condition in fbcon setup

In the Linux kernel, the following vulnerability has been resolved: drm, fbcon, vgaswitcheroo: Avoid race condition in fbcon setup Protect vgaswitcherooclientfbset with console lock. Avoids OOB access in fbconremapall. Without holding the console lock the call races with switching outputs. VGA...

DEBIAN-CVE-2025-40323

In the Linux kernel, the following vulnerability has been resolved: fbcon: Set fbdisplayi-mode to NULL when the mode is released Recently, we discovered the following issue through syzkaller: BUG: KASAN: slab-use-after-free in fbmodeisequal+0x285/0x2f0 Read of size 4 at addr ff11000001b3c69c by...

UBUNTU-CVE-2025-40323

In the Linux kernel, the following vulnerability has been resolved: fbcon: Set fbdisplayi-mode to NULL when the mode is released Recently, we discovered the following issue through syzkaller: BUG: KASAN: slab-use-after-free in fbmodeisequal+0x285/0x2f0 Read of size 4 at addr ff11000001b3c69c by...

CVE-2025-40323 fbcon: Set fb_display[i]->mode to NULL when the mode is released

In the Linux kernel, the following vulnerability has been resolved: fbcon: Set fbdisplayi-mode to NULL when the mode is released Recently, we discovered the following issue through syzkaller: BUG: KASAN: slab-use-after-free in fbmodeisequal+0x285/0x2f0 Read of size 4 at addr ff11000001b3c69c by...

CVE-2025-40323

In the Linux kernel, the following vulnerability has been resolved: fbcon: Set fbdisplayi-mode to NULL when the mode is released Recently, we discovered the following issue through syzkaller: BUG: KASAN: slab-use-after-free in fbmodeisequal+0x285/0x2f0 Read of size 4 at addr ff11000001b3c69c by...

CVE-2025-40323

In the Linux kernel, the following vulnerability has been resolved: fbcon: Set fbdisplayi-mode to NULL when the mode is released Recently, we discovered the following issue through syzkaller: BUG: KASAN: slab-use-after-free in fbmodeisequal+0x285/0x2f0 Read of size 4 at addr ff11000001b3c69c by...

fbcon: fix integer overflow in fbcon_do_set_font

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UBUNTU-CVE-2025-39967

In the Linux kernel, the following vulnerability has been resolved: fbcon: fix integer overflow in fbcondosetfont Fix integer overflow vulnerabilities in fbcondosetfont where font size calculations could overflow when handling user-controlled font parameters. The vulnerabilities occur when: 1...

CVE-2025-39967 fbcon: fix integer overflow in fbcon_do_set_font

In the Linux kernel, the following vulnerability has been resolved: fbcon: fix integer overflow in fbcondosetfont Fix integer overflow vulnerabilities in fbcondosetfont where font size calculations could overflow when handling user-controlled font parameters. The vulnerabilities occur when: 1...

CVE-2025-39967 fbcon: fix integer overflow in fbcon_do_set_font

In the Linux kernel, the following vulnerability has been resolved: fbcon: fix integer overflow in fbcondosetfont Fix integer overflow vulnerabilities in fbcondosetfont where font size calculations could overflow when handling user-controlled font parameters. The vulnerabilities occur when: 1...