Moderate: Red Hat Security Advisory: java-21-openjdk security and bug fix update

An update for java-21-openjdk is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

ALSA-2023:6738 Moderate: java-21-openjdk security and bug fix update

The java-21-openjdk packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit. Security Fixes: OpenJDK: memory corruption issue on x8664 with AVX-512 8317121 CVE-2023-22025 OpenJDK: certificate path validation issue during client authentication...

CVE-2023-1582

A race problem was found in fs/proc/taskmmu.c in the memory management sub-component in the Linux kernel. This issue may allow a local attacker with user privilege to cause a denial of service. Mitigation This flaw can be mitigated by disabling THP on the system. How to disable THP ?...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security...

GSD-2022-1006651 mm/huge_memory: do not clobber swp_entry_t during THP split

mm/hugememory: do not clobber swpentryt during THP split 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 v6.0.7 by commit...

PT-2022-34906 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.0.7 Description: The issue is related to the mm/huge memory component, where the swp entry t is clobbered during the THP split process. This problem was introduced in version v5.19 and is fixed in version...

kernel: the copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check

An issue was discovered in splithugepmd in mm/hugememory.c in the Linux kernel. The copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check...

GSD-2021-1002193 mm: filemap: check if THP has hwpoisoned subpage for PMD page fault

mm: filemap: check if THP has hwpoisoned subpage for PMD page fault 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 by commit...

UVI-2021-1002193 mm: filemap: check if THP has hwpoisoned subpage for PMD page fault

mm: filemap: check if THP has hwpoisoned subpage for PMD page fault 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 by commit...

GSD-2021-1002124 mm: filemap: check if THP has hwpoisoned subpage for PMD page fault

mm: filemap: check if THP has hwpoisoned subpage for PMD page fault 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 v5.14.16 by commit...

UVI-2021-1002124 mm: filemap: check if THP has hwpoisoned subpage for PMD page fault

mm: filemap: check if THP has hwpoisoned subpage for PMD page fault 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 v5.14.16 by commit...

SUSE: Security Advisory (SUSE-SU-2021:0738-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2021:0740-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE SLES15 Security Update : kernel (SUSE-SU-2021:0737-1)

The SUSE Linux Enterprise 15 SP1 kernel was updated receive various security and bugfixes. The following security bugs were fixed : CVE-2021-26930: Fixed an improper error handling in blkback's grant mapping XSA-365 bsc1181843. CVE-2021-26931: Fixed an issue where Linux kernel was treating grant...

Unbreakable Enterprise kernel security update

4.14.35-2025.404.1.1 - target: fix XCOPY NAA identifier lookup David Disseldorp Orabug: 32248040 CVE-2020-28374 4.14.35-2025.404.1 - xenbus/xenbusbackend: Disallow pending watch messages SeongJae Park Orabug: 32253412 CVE-2020-29568 - xen/xenbus: Count pending messages for each watch SeongJae Par...

Unintended Write Access

An issue was discovered in splithugepmd in mm/hugememory.c in the Linux kernel before 5.7.5. The copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check, aka CID-c444eb564fb1...

CVE-2020-29368

An issue was discovered in splithugepmd in mm/hugememory.c in the Linux kernel before 5.7.5. The copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check, aka CID-c444eb564fb1...

Race condition

An issue was discovered in splithugepmd in mm/hugememory.c in the Linux kernel before 5.7.5. The copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check, aka CID-c444eb564fb1...

CVE-2020-29368

Affected software: Linux kernel up to version prior to 5.7.5 (pre-5.7.5). Vulnerability details: In mm/huge_memory.c, __split_huge_pmd, the copy-on-write CoW implementation can grant unintended write access due to a race in the THP mapcount check. This race condition can lead to local write acces...

Linux CoW Incorrect Access Grant Exploit

A Linux copy-on-write issue can wrongly grant write access. Linux: CoW can wrongly grant write access because of pinned references or THP bug I've stumbled over two ways in which copy-on-write of anonymous memory after fork is currently broken: Page references through the page refcount and a bug ...