USN-6388-1: Linux kernel vulnerabilities

Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 Yang Lan discovered that the GFS2 file system...

USN-6388-1 linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 Yang Lan discovered that the GFS2 file system...

OESA-2023-1588 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connectio...

OESA-2023-1584 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connectio...

The vulnerability of the dbFree() function in the fs/jfs/jfs_dmap.c file of the Linux kernel’s JFS file system allows a hacker to cause a service failure.

The vulnerability of the dbFree function in the fs/jfs/jfsdmap.c file of the Linux kernel’s JFS file system is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...

Kernel: jfs: null pointer dereference in dbfree()

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SUSE CVE-2023-4385

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfsdmap.c in the journaling file system JFS in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check...

CVE-2023-4385

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfsdmap.c in the journaling file system JFS in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check...

CVE-2023-4385

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfsdmap.c in the journaling file system JFS in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check...

Null pointer dereference

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfsdmap.c in the journaling file system JFS in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check...

CVE-2023-4385 Kernel: jfs: null pointer dereference in dbfree()

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfsdmap.c in the journaling file system JFS in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check...

CVE-2023-4385

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfsdmap.c in the journaling file system JFS in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check...

CVE-2023-4385

CVE-2023-4385 : Linux kernel JFS NULL pointer dereference in dbFree (fs/jfs/jfs_dmap.c) may allow local privilege or system crash due to missing sanity check. Connected entries reference the same issue and point to a fixing commit in the kernel source (commit 0d4837fdb796f99369cf7691d33de1b856bca...

CVE-2023-4385

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfsdmap.c in the journaling file system JFS in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check...

CVE-2023-4385: NULL Pointer Dereference

A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfsdmap.c in the journaling file system JFS in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check...

The vulnerability of the JFS file system in Linux operating systems, particularly in the function `txEnd()`, allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the JFS file system in Linux operating systems is related to the reutilization of previously freed memory due to competitive access to resources between the functions lmLogClose and txEnd in the fs/jfs/jfstxnmgr.c module. Exploiting this vulnerability can allow an attacker to...

PT-2025-53204

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the JFS filesystem implementation. Specifically, a double-free issue can occur in the dbUnmount function after a failed jfs remount operation. Thi...

PT-2023-36607

Уязвимость функции dbUnmount модуля fs/jfs/jfs dmap.c файловой системы JFS ядра операционной системы Linux связана с повторным освобождением ранее освобожденной памяти. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании...

CVE-2023-3397

A race condition occurred between the functions lmLogClose and txEnd in JFS, in the Linux Kernel, executed in different threads. This flaw allows a local attacker with normal user privileges to crash the system or leak internal kernel information. Mitigation Mitigation for this issue is either no...

PT-2025-40164

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the JFS filesystem related to a null pointer dereference in the txBegin function. This issue occurs when txBegin is called on a read-only mounted...