SB2023031045 - openEuler 22.03 LTS update for kernel

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Use-after-free (CVE-ID: CVE-2023-23586)

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a use-after-free error in the io_uring subsystem. A local user can gain access to sensitive information.

2) Out-of-bounds read (CVE-ID: CVE-2023-26607)

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the ntfs_attr_find() function in fs/ntfs/attrib.c in Linux kernel. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

Remediation

Install update from vendor's website.

References

• https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1152