CVE-2024-26885 bpf: Fix DEVMAP_HASH overflow check on 32-bit arches

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix DEVMAPHASH overflow check on 32-bit arches The devmap code allocates a number hash buckets equal to the next power of two of the maxentries value provided when creating the map. When rounding up to the next power of two,...

CVE-2024-26885: Improper Restriction of Operations within the Bounds of a Memory Buffer

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix DEVMAPHASH overflow check on 32-bit arches The devmap code allocates a number hash buckets equal to the next power of two of the maxentries value provided when creating the map. When rounding up to the next power of two,...

PT-2024-3393

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to an integer overflow in the devmap code of the Linux kernel's BPF subsystem. This occurs when the devmap code allocates a number of hash buckets equal to the nex...

Fedora 38 : xen (2024-4b2cf8c375)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-4b2cf8c375 advisory. arm32: The cache may not be properly cleaned/invalidated take two XSA-447, CVE-2023-46837 pci: phantom functions assigned to incorrect contexts...

Fedora 39 : xen (2024-e527e6fd08)

The remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-e527e6fd08 advisory. arm32: The cache may not be properly cleaned/invalidated take two XSA-447, CVE-2023-46837 pci: phantom functions assigned to incorrect contexts...

Design/Logic Flaw

Closing of an event channel in the Linux kernel can result in a deadlock. This happens when the close is being performed in parallel to an unrelated Xen console action and the handling of a Xen console interrupt in an unprivileged guest. The closing of an event channel is e.g. triggered by remova...

CVE-2023-46837 arm32: The cache may not be properly cleaned/invalidated (take two)

Arm provides multiple helpers to clean & invalidate the cache for a given region. This is, for instance, used when allocating guest memory to ensure any writes such as the ones during scrubbing have reached memory before handing over the page to a guest. Unfortunately, the arithmetics in the...

CVE-2023-46837 arm32: The cache may not be properly cleaned/invalidated (take two)

Arm provides multiple helpers to clean & invalidate the cache for a given region. This is, for instance, used when allocating guest memory to ensure any writes such as the ones during scrubbing have reached memory before handing over the page to a guest. Unfortunately, the arithmetics in the...

CVE-2023-34324

Closing of an event channel in the Linux kernel can result in a deadlock. This happens when the close is being performed in parallel to an unrelated Xen console action and the handling of a Xen console interrupt in an unprivileged guest. The closing of an event channel is e.g. triggered by remova...

CVE-2023-34321 arm32: The cache may not be properly cleaned/invalidated

Arm provides multiple helpers to clean & invalidate the cache for a given region. This is, for instance, used when allocating guest memory to ensure any writes such as the ones during scrubbing have reached memory before handing over the page to a guest. Unfortunately, the arithmetics in the...

arm32: The cache may not be properly cleaned/invalidated (take two)

ISSUE DESCRIPTION Arm provides multiple helpers to clean & invalidate the cache for a given region. This is, for instance, used when allocating guest memory to ensure any writes such as the ones during scrubbing have reached memory before handing over the page to a guest. Unfortunately, the...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : xen (SUSE-SU-2023:4476-1)

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:4476-1 advisory. - A division-by-zero error on some AMD processors can potentially return speculative data resulting in loss of confidentiality. CVE-2023-20588 - arm3...

Fedora 39 : xen (2023-35d2ad2328)

The remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-35d2ad2328 advisory. arm32: The cache may not be properly cleaned/invalidated XSA-437, CVE-2023-34321 top-level shadow reference dropped too early for 64-bit PV guests...

SUSE CVE-2023-34324

Closing of an event channel in the Linux kernel can result in a deadlock. This happens when the close is being performed in parallel to an unrelated Xen console action and the handling of a Xen console interrupt in an unprivileged guest. The closing of an event channel is e.g. triggered by remova...

arm32: The cache may not be properly cleaned/invalidated

ISSUE DESCRIPTION Arm provides multiple helpers to clean & invalidate the cache for a given region. This is, for instance, used when allocating guest memory to ensure any writes such as the ones during scrubbing have reached memory before handing over the page to a guest. Unfortunately, the...

ImHex - A Hex Editor For Reverse Engineers, Programmers And People That Value Their Eye Sight When Working At 3 AM.

A Hex Editor for Reverse Engineers, Programmers and people that value their eye sight when working at 3 AM. Features Featureful hex view Byte patching Patch management Copy bytes as feature Bytes Hex string C, C++, C, Rust, Python, Java & JavaScript array ASCII-Art hex view HTML self contained di...

Exploit for Incorrect Calculation in Google Android

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SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2018:3927-1)

This update for qemu fixes the following issues : Security issues fixed : CVE-2018-10839: Fixed NE2000 NIC emulation support that is vulnerable to an integer overflow, which could lead to buffer overflow issue. It could occur when receiving packets over the network. A user inside guest could use...

Security update for qemu (important)

This update for qemu fixes the following issues: Security issues fixed: - CVE-2018-10839: Fixed NE2000 NIC emulation support that is vulnerable to an integer overflow, which could lead to buffer overflow issue. It could occur when receiving packets over the network. A user inside guest could use...

openSUSE Security Update : qemu (openSUSE-2018-1483)

This update for qemu fixes the following issues : Security issues fixed : - CVE-2018-10839: Fixed NE2000 NIC emulation support that is vulnerable to an integer overflow, which could lead to buffer overflow issue. It could occur when receiving packets over the network. A user inside guest could us...