Linux x86 FPU Signal Heap Buffer Overflow DoS

The vulnerability of the fpurestoresig function in the arch/x86/kernel/fpu/signal.c module on the x86 kernel of the Linux operating system is related to security configuration errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

PT-2021-29547

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.8 through v5.12.12 Description The issue concerns state corruption in the fpu restore sig function. It was introduced in version v5.8 and fixed in version v5.12.13. The actual impact and attack plausibility have not ye...

PT-2021-25472

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v5.8 through v5.10.45 Description: The issue concerns state corruption in the fpu restore sig function. It was introduced in version v5.8 and fixed in version v5.10.46. The actual impact and attack plausibility have not...

PT-2021-29466

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.8 through v5.10.45 Description The issue concerns state corruption in the fpu restore sig function. It was introduced in version v5.8 and fixed in version v5.10.46. The actual impact and attack plausibility have not ye...

PT-2021-25553

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.12.13 Description: The issue concerns state corruption in the fpu restore sig function. It was introduced in version v5.8 and fixed in version v5.12.13. The actual impact and attack plausibility have not yet...