Ubuntu 14.04 LTS / 16.04 LTS : Linux kernel vulnerabilities (USN-8143-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8143-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

The vulnerability of the btrfs_cancel_balance() function in the fs/btrfs/volumes.c module of the Linux file system allows a malicious actor to cause a service failure.

The vulnerability of the btrfscancelbalance function in the fs/btrfs/volumes.c file of the Linux kernel’s file system is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

PT-2026-30037

In the Linux kernel, the following vulnerability has been resolved: btrfs: free pages on error in btrfs uring read extent In this function the 'pages' object is never freed in the hopes that it is picked up by btrfs uring read finished whenever that executes in the future. But that's just the hap...

USN-8143-2: Linux kernel (FIPS) 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: - Cryptographic API; - GPU drivers; - BTRFS file system; - GFS2 file system; - UDF file system; - NFC subsystem; -...

USN-8143-2 linux-fips 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: - Cryptographic API; - GPU drivers; - BTRFS file system; - GFS2 file system; - UDF file system; - NFC subsystem; -...

USN-8143-1 linux, linux-aws, linux-kvm, linux-lts-xenial 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: - Cryptographic API; - GPU drivers; - BTRFS file system; - GFS2 file system; - UDF file system; - NFC subsystem; -...

USN-8143-1: Linux kernel 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: - Cryptographic API; - GPU drivers; - BTRFS file system; - GFS2 file system; - UDF file system; - NFC subsystem; -...

PT-2026-44252

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A double free issue exists in the btrfs module within the create space info function error path. When kobject init and add fails, the system executes a call chain that leads to space inf...

The vulnerability of the btrfs_qgroup_check_inherit() function in the fs/btrfs/qgroup.c module, which is part of the btrfs file system support in Linux kernels, allows an attacker to access protected information or cause service failures.

The vulnerability of the btrfsqgroupcheckinherit function in the fs/btrfs/qgroup.c module of the Linux file system support module is related to the execution of operations outside the buffer boundaries. Exploiting this vulnerability could allow an attacker to access protected information or cause...

The vulnerability of the `btrfs_create_pending_block_groups()` function in the `fs/btrfs/block-group.c` file of the Linux kernel’s filesystem allows a attacker to cause a service failure.

The vulnerability of the btrfscreatependingblockgroups function in the fs/btrfs/block-group.c file of the Linux kernel’s filesystem is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability in the fs/btrfs/inode.c module of the Linux operating system allows a hacker to gain access to and modify data.

The vulnerability in the fs/btrfs/inode.c module of the Linux operating system is related to the unlocking of a resource that should not be unlocked. Exploiting this vulnerability could allow an attacker to gain access to read and modify data...

The vulnerability of the `__cow_file_rangeInline()` function in the fs/btrfs/inode.c module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the cowfilerangeInline function in the fs/btrfs/inode.c module of the Linux kernel is related to the lack of resource release after the expiration of the license period. Exploiting this vulnerability could allow an attacker to cause a service failure...

Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1495)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1495 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix null-deref in aggdequeue CVE-2025-40083 In the Linux kernel, the following vulnerability has been...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1491)

"It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1491 advisory. In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: fix ofiomap memory leak CVE-2023-53424 In the Linux kernel, the following vulnerability has been resolved:...

Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1487)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1487 advisory. In the Linux kernel, the following vulnerability has been resolved: md: suspend array while updating raiddisks via sysfs CVE-2025-71225 In the Linux kernel, the following vulnerability has bee...

Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1514)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1514 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix reservation leak in some error paths when inserting inline extent CVE-2025-71268 In the Linux kernel, the followi...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix null-deref in aggdequeue CVE-2025-40083 In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leak of qgrouplist in btrfsaddqgrouprelation CVE-2025-40209 In t...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: fix ofiomap memory leak CVE-2023-53424 In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Add missing lock in cfg80211checkandendcac CVE-2025-38643 In the Linux...

Important: kernel6.18

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix reservation leak in some error paths when inserting inline extent CVE-2025-71268 In the Linux kernel, the following vulnerability has been resolved: btrfs: do not free data reservation in fallback from...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: tls: Use skdstget and dstdevrcu in getnetdevforsock. CVE-2025-40149 In the Linux kernel, the following vulnerability has been resolved: tpm2-sessions: Fix out of range indexing in namesize CVE-2025-68792 In the...