Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988802)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988802 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix ext4mbmarkbb with flexbg with fastcommit In case of flexbg feature which is by default...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989896)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989896 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: avoid cycles in directory h-tree A maliciously corrupted filesystem can contain cycles in t...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989672)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989672 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: add reserved GDT blocks check We capture a NULL pointer issue when resizing a corrupt ext4...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989108)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989108 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in ext4writepages we got issue as follows: EXT4-fs error device loop0:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990100)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990100 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch Hulk Robot reported a BUGON:...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989724)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989724 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: filter out EXT4FCREPLAY from on-disk superblock field sstate The EXT4FCREPLAY bit in...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989521)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989521 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: don't BUG if someone dirty pages without asking ext4 first unpinuserpagesremote is dirtying...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990126)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990126 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: avoid cycles in directory h-tree A maliciously corrupted filesystem can contain cycles in t...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988984)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988984 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: filter out EXT4FCREPLAY from on-disk superblock field sstate The EXT4FCREPLAY bit in...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988764)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988764 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug in extents parsing when ehentries == 0 and ehdepth 0 When walking through an inode...

CLSA-2025-1762171389 kernel: Fix of 15 CVEs

nfs: fix possible null-ptr-deref when parsing param CVE-2022-50455 - KVM: arm64: Disassociate vcpus from redistributor region on teardown CVE-2024-40989 - HID: core: Harden s32ton against conversion to 0 bits CVE-2025-38556 - ALSA: usb-audio: Validate UAC3 cluster segment descriptors...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ext4: inline: fix len overflow in ext4prepareInlinedata When running the following code on an ext4 filesystem with the inlinedata feature enabled, the following bug will occur. fd = open"file1", ORDWR | OCREAT | OTRUNC, 0666;...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: jbd2: Prevent softlockup in jbd2logdocheckpoint. Both jbd2logdocheckpoint and jbd2journalshrinkcheckpointlist periodically release the jlistlock after processing a batch of buffers to avoid long hold times on the jlistlock...

Astra Linux - уязвимость в u-boot

Das U-Boot versions 2019.07-rc1 through 2019.07-rc4 can double-free a cached block of data when listing files in a crafted ext4 filesystem...

OESA-2025-2555 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential out of bound read in ext4fcreplayscan For scan loop must ensure that at least EXT4FCTAGBASELEN space. If remain space less than...

OESA-2025-2554 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential out of bound read in ext4fcreplayscan For scan loop must ensure that at least EXT4FCTAGBASELEN space. If remain space less than...

The vulnerability of the memcpy() function in the U-Boot loader allows a hacker to gain access to confidential data, compromise its integrity, and cause a service failure.

The vulnerability of the memcpy function in the U-Boot loader is related to a numerical loss of significance. Exploiting this vulnerability allows an attacker to gain access to confidential data, compromise its integrity, and cause service failure through a specially created ext4 file...

Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-7853-1)

"The remote Ubuntu 16.04 LTS / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7853-1 advisory. Jean-Claude Graf, Sandro Regge, Ali Hajiabadi, and Kaveh Razavi discovered that the Linux kernel contained insufficient branch predictor...

USN-7853-2: Linux kernel (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-7854-1 linux-kvm 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...