USN-7939-2: Linux kernel (Azure FIPS) vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7939-1 linux-azure, linux-azure-5.4 vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

CVE-2025-62864

Ampere AmpereOne AC03 devices before 3.5.9.3, AmpereOne AC04 devices before 4.4.5.2, and AmpereOne M devices before 5.4.5.1 allow an incorrectly formed SMC call to UEFI-MM MMCommunicate service that could result in an out-of-bounds write within the UEFI-MM Secure Partition context...

CVE-2025-68285

In the Linux kernel, the following vulnerability has been resolved: libceph: fix potential use-after-free in havemonandosdmap The wait loop in cephopensession can race with the client receiving a new monmap or osdmap shortly after the initial map is received. Both cephmonchandlemap and handleonem...

CVE-2025-68253

In the Linux kernel, the following vulnerability has been resolved: mm: don't spin in addstackrecord when gfp flags don't allow syzbot was able to find the following path: addstackrecordtolist mm/pageowner.c:182 inline incstackrecordcount mm/pageowner.c:214 inline setpageowner+0x2c3/0x4a0...

CVE-2025-68249 most: usb: hdm_probe: Fix calling put_device() before device initialization

In the Linux kernel, the following vulnerability has been resolved: most: usb: hdmprobe: Fix calling putdevice before device initialization The early error path in hdmprobe can jump to errfreemdev before &mdev-dev has been initialized with deviceinitialize. Calling putdevice&mdev-dev there trigge...

CVE-2025-68248 vmw_balloon: indicate success when effectively deflating during migration

In the Linux kernel, the following vulnerability has been resolved: vmwballoon: indicate success when effectively deflating during migration When migrating a balloon page, we first deflate the old page to then inflate the new page. However, if inflating the new page succeeded, we effectively...

CVE-2025-68231

In the Linux kernel, the following vulnerability has been resolved: mm/mempool: fix poisoning order0 pages with HIGHMEM The kernel test has reported: BUG: unable to handle page fault for address: fffba000 PF: supervisor write access in kernel mode PF: errorcode0x0002 - not-present page pde =...

CVE-2025-68193

In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc: Add devm release action to safely tear down CT When a buffer object BO is allocated with the XEBOFLAGGGTTINVALIDATE flag, the driver initiates TLB invalidation requests via the CTB mechanism while releasing the BO...

CVE-2025-68170

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: Do not kfree devres managed rdev Since the allocation of the drivers main structure was changed to devmdrmdevalloc rdev is managed by devres and we shouldn't be calling kfree on it. This fixes things exploding if the...

USN-7937-1 linux-azure-fips vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

PT-2025-51756

Name of the Vulnerable Software and Affected Versions AmpereOne AC03 versions prior to 3.5.9.3 AmpereOne AC04 versions prior to 4.4.5.2 AmpereOne M versions prior to 5.4.5.1 Description The software contains a flaw where an incorrectly formed System Management Call SMC to the UEFI-MM MMCommunicat...

Linux Distros Unpatched Vulnerability : CVE-2025-68199

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - codetag: debug: handle existing CODETAGEMPTY in markobjextsempty for slabobjext When allocslabobjexts fails and then later succeeds in allocating a slab...

CVE-2025-68189: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix GEM free for imported dma-bufs Imported dma-bufs also have obj-resv != &obj-resv. So we should check both this condition in addition to flags for handling the NOSHARE case. Fixes this splat that was reported with IRI...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel, which stems from the fact that addstackrecord in mm still spins when the gfp flag is not allowed...

Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel vulnerabilities (USN-7931-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7931-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel (Azure) vulnerabilities (USN-7935-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7935-1 advisory. Jean-Claude Graf, Sandro Regge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor...

Linux Distros Unpatched Vulnerability : CVE-2025-68193

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/xe/guc: Add devm release action to safely tear down CT When a buffer object BO is allocated with the XEBOFLAGGGTTINVALIDATE flag, the driver initiates TLB...

USN-7935-1: Linux kernel (Azure) vulnerabilities

Jean-Claude Graf, Sandro Rüegge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor isolation between a guest and a userspace hypervisor for certain processors. This flaw is known as VMSCAPE. An attacker in a guest VM could possibly use this t...

USN-7909-5 linux-raspi vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S39...