USN-6819-1: Linux kernel vulnerabilities

Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service system crash. CVE-2023-6356, CVE-2023-6535, CVE-2023-6536 Chenyuan...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-6821-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6821-1 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An...

OESA-2024-1622 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Harden accesses to the reset domains Accessing reset domains descriptors by the index upon the SCMI drivers requests through the SCMI reset...

OESA-2024-1617 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Disable kvmclock on all CPUs on shutdown Currenly, we disable kvmclock from machineshutdown hook and this only happens for boot CPU. We need to disable ...

SUSE CVE-2022-48674

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

CVE-2022-48674

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

CVE-2022-48674

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

DEBIAN-CVE-2022-48674

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

CVE-2022-48674

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

UBUNTU-CVE-2022-48674

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

CVE-2022-48674 erofs: fix pcluster use-after-free on UP platforms

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

CVE-2022-48674

CVE-2022-48674 - erofs use-after-free on UP platforms : Linux kernel patch fixes a race in erofs where erofs_workgroup_unfreeze() doesn’t reset orig_val, allowing a pcluster to be reused after free. This leads to a use-after-free in paths such as z_erofs_do_read_page/z_erofs_readahead under stres...

CVE-2022-48674 erofs: fix pcluster use-after-free on UP platforms

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

CVE-2022-48674 erofs: fix pcluster use-after-free on UP platforms

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

CVE-2022-48674

In the Linux kernel, the following vulnerability has been resolved: erofs: fix pcluster use-after-free on UP platforms During stress testing with CONFIGSMP disabled, KASAN reports as below: ================================================================== BUG: KASAN: use-after-free in...

kernel: erofs: fix order >= MAX_ORDER warning due to crafted negative i_size

In the Linux kernel, the following vulnerability has been resolved: erofs: fix order = MAXORDER warning due to crafted negative isize As syzbot reported 1, the root cause is that isize field is a signed type, and negative isize is also less than EROFSBLKSIZ. As a consequence, it's handled as fast...

PT-2024-4121

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.37 Description The issue is related to the erofs kill sb function in the Linux kernel, which can lead to an attempt to free an anon dev that has never been allocated when CONFIG EROFS FS ONDEMAND is enabled...

The vulnerability of the function z_erofs_do_map_blocks() in the file system erofs’ fs/erofs/zmap.c module in the Linux kernel allows a malicious actor to cause a service failure.

The vulnerability of the function zerofsdomapblocks in the file system erofs’ fs/erofs/zmap.c module of the Linux kernel is related to the assignment of a null pointer. Exploiting this vulnerability could allow a malicious actor to cause service failures remotely...

SUSE CVE-2023-52497

In the Linux kernel, the following vulnerability has been resolved: erofs: fix lz4 inplace decompression Currently EROFS can map another compressed buffer for inplace decompression, that was used to handle the cases that some pages of compressed data are actually not in-place I/O. However, like...

SUSE CVE-2023-52526

In the Linux kernel, the following vulnerability has been resolved: erofs: fix memory leak of LZMA global compressed deduplication When stressing microLZMA EROFS images with the new global compressed deduplication feature enabled -Ededupe, I found some short-lived temporary pages weren't properly...