CVE-2022-50511

In the Linux kernel, the following vulnerability has been resolved: lib/fonts: fix undefined behavior in bit shift for getdefaultfont Shifting signed 32-bit value by 31 bits is undefined, so changing significant bit to unsigned. The UBSAN warning calltrace like below: UBSAN: shift-out-of-bounds i...

CVE-2022-50511 lib/fonts: fix undefined behavior in bit shift for get_default_font

In the Linux kernel, the following vulnerability has been resolved: lib/fonts: fix undefined behavior in bit shift for getdefaultfont Shifting signed 32-bit value by 31 bits is undefined, so changing significant bit to unsigned. The UBSAN warning calltrace like below: UBSAN: shift-out-of-bounds i...

CVE-2022-50511: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: lib/fonts: fix undefined behavior in bit shift for getdefaultfont Shifting signed 32-bit value by 31 bits is undefined, so changing significant bit to unsigned. The UBSAN warning calltrace like below: UBSAN: shift-out-of-bounds i...

GSD-2023-1001217 lib/fonts: fix undefined behavior in bit shift for get_default_font

lib/fonts: fix undefined behavior in bit shift for getdefaultfont This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.86 by commit...

PT-2023-34591

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 2.6.23 through 5.10.162 Description The issue concerns undefined behavior in a bit shift operation within the get default font function in the lib/fonts component. This behavior was introduced in version 2.6.23 and fixed ...

PT-2023-33922

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v6.0.16 Description The issue concerns undefined behavior in a bit shift operation related to getting the default font in the lib/fonts component. The actual impact and potential for attack have not been confirme...