Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/kasan: Fixed an issue where the early region was not updated correctly. The shadow’s page table is not updated when PTERPNSHIFT is 24 and PAGESHIFT is 12. This not only causes false positives but also false negatives, ...

Linux Distros Unpatched Vulnerability : CVE-2021-47640

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: powerpc/kasan: Fix early region not updated correctly The shadow's page table is not updated...

CVE-2021-47640 powerpc/kasan: Fix early region not updated correctly

In the Linux kernel, the following vulnerability has been resolved: powerpc/kasan: Fix early region not updated correctly The shadow's page table is not updated when PTERPNSHIFT is 24 and PAGESHIFT is 12. It not only causes false positives but also false negative as shown the following text. Fix ...

CVE-2021-47640

CVE-2021-47640 describes a Linux kernel vulnerability in the powerpc/KASAN pathway where the shadow page table was not updated correctly when PTE_RPN_SHIFT = 24 and PAGE_SHIFT = 12. The issue caused false positives and false negatives in KASAN reports (vmalloc-out-of-bounds in pcpu_alloc) and was...

CVE-2021-47640: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: powerpc/kasan: Fix early region not updated correctly The shadow's page table is not updated when PTERPNSHIFT is 24 and PAGESHIFT is 12. It not only causes false positives but also false negative as shown the following text. Fix ...

RHEL 9 : kernel-rt (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 9 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - kernel: powerpc/mm: Fix null-pointer dereference in pgtablecacheadd CVE-2023-52607 - In the Linux kernel,...

CVE-2024-26712

In the Linux kernel, the following vulnerability has been resolved: powerpc/kasan: Fix addr error caused by page alignment In kasaninitregion, when kstart is not page aligned, at the begin of for loop, kcur = kstart & PAGEMASK is less than kstart, and then va = block + kcur - kstart is less than...

CVE-2024-26710

A vulnerability was found in the Linux kernel due to improper stack size incrementation logic for KASAN-enabled builds, which in turn could cause kernel panics, build errors, or system instability...

CVE-2024-26712

In the Linux kernel, the following vulnerability has been resolved: powerpc/kasan: Fix addr error caused by page alignment In kasaninitregion, when kstart is not page aligned, at the begin of for loop, kcur = kstart & PAGEMASK is less than kstart, and then va = block + kcur - kstart is less than...

CVE-2024-26710

In the Linux kernel, the following vulnerability has been resolved: powerpc/kasan: Limit KASAN thread size increase to 32KB KASAN is seen to increase stack usage, to the point that it was reported to lead to stack overflow on some 32-bit machines see link. To avoid overflows the stack size was...

PT-2022-31784

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.122 Description The issue is related to the powerpc/kasan component in the Linux Kernel. It has been identified as a potential security concern, although its actual impact and attack plausibility have not y...

PT-2022-31530

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.15.47 Description The issue is related to the powerpc/kasan component in the Linux Kernel. It has been identified as a potential security concern, although its actual impact and attack plausibility have not be...

PT-2022-31217

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.17.15 Description The issue is related to the powerpc/kasan component in the Linux Kernel. It has been identified as a potential security concern, although its actual impact and attack plausibility have not be...