Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: drm, fbcon, vgaswitcheroo: Avoid race conditions in the fbcon setup process. Protect the vgaswitcherooclientfbset function with a console lock. This prevents out-of-band OOB access in the fbconremapall function. Without holdin...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007456)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007456 advisory. In the Linux kernel, the following vulnerability has been resolved: vcscreen: reload load of struct vcdata pointer in vcswrite to avoid UAF After a call to...

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

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...

AZL-72667 CVE-2025-68296 affecting package kernel 6.6.126.1-1

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

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...

UBUNTU-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...

CVE-2025-68296

CVE-2025-68296 : Linux kernel DRM/fbcon/vga_switcheroo race condition in fbcon setup. The vulnerability occurred because fbcon_remap_all() could race with VGA switcheroo outputs when vga_switcheroo_client_fb_set() ran without the console lock, risking OOB access due to fb_info.node being used bef...

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...

PT-2025-51700

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the interaction between DRM, fbcon, and vga switcheroo components. Specifically, the issue occurs during fbcon setup when switching outputs, potentially leadin...

CVE-2023-53747

In the Linux kernel, the following vulnerability has been resolved: vcscreen: reload load of struct vcdata pointer in vcswrite to avoid UAF After a call to consoleunlock in vcswrite the vcdata struct can be freed by vcportdestruct. Because of that, the struct vcdata pointer must be reloaded in th...

PT-2025-49477

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a use-after-free issue within the vc screen module. Specifically, a struct vc data pointer in the vcs write function can be freed by vc port destruct after a ca...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989789)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989789 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: fix deadlock caused by calling printk under ttyport-lock ptywrite invokes kmalloc which may...

DEBIAN-CVE-2025-21820

In the Linux kernel, the following vulnerability has been resolved: tty: xilinxuartps: split sysrq handling lockdep detects the following circular locking dependency: CPU 0 CPU 1 ========================== ============================ cdnsuartisr printk uartportlockport consolelock...

SUSE CVE-2022-49441

In the Linux kernel, the following vulnerability has been resolved: tty: fix deadlock caused by calling printk under ttyport-lock ptywrite invokes kmalloc which may invoke a normal printk to print failure message. This can cause a deadlock in the scenario reported by syz-bot below: CPU0 CPU1 CPU2...

DEBIAN-CVE-2022-49441

In the Linux kernel, the following vulnerability has been resolved: tty: fix deadlock caused by calling printk under ttyport-lock ptywrite invokes kmalloc which may invoke a normal printk to print failure message. This can cause a deadlock in the scenario reported by syz-bot below: CPU0 CPU1 CPU2...

PT-2025-25867

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.10.137 Description A problem has been identified in the Linux kernel where a sleeping function is called from an invalid context. This issue occurs when the console lock function is called while holding a...

UBUNTU-CVE-2024-40966

In the Linux kernel, the following vulnerability has been resolved: tty: add the option to have a tty reject a new ldisc ... and use it to limit the virtual terminals to just NTTY. They are kind of special, and in particular, the "conwrite" routine violates the "writes cannot sleep" rule that som...