Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: cxl/acpi: Fixed a use-after-free in cxlparsecfmws KASAN and KFENCE detected a use-after-free in the CXL driver. This occurs in the cxldecoderadd function’s failure path. KASAN outputs the following error: BUG: KASAN:...

The vulnerability of the cxl_parse_cfmws() function in the drivers/cxl/acpi.c module of the CXL device driver for the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the cxlparsecfmws function in the drivers/cxl/acpi.c module of the CXL device driver for the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity,...

SUSE CVE-2023-53479

In the Linux kernel, the following vulnerability has been resolved: cxl/acpi: Fix a use-after-free in cxlparsecfmws KASAN and KFENCE detected an user-after-free in the CXL driver. This happens in the cxldecoderadd fail path. KASAN prints the following error: BUG: KASAN: slab-use-after-free in...

CVE-2023-53479

In CVE-2023-53479, the Linux kernel cxl driver had a use-after-free in cxl_parse_cfmws() during cxl_decoder_add() fail path. KASAN/KFENCE observed a slab-use-after-free where a released cxld was accessed in a later dev_err() path. The root cause was dereferencing freed memory; the fix replaces th...