SB2024032544 - openEuler 22.03 LTS SP3 update for kernel

Description

This security bulletin contains information about 5 secuirty vulnerabilities.

1) Buffer overflow (CVE-ID: CVE-2023-52435)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the skb_segment() function. A local user can trigger memory corruption and crash the kernel.

2) Information disclosure (CVE-ID: CVE-2023-52436)

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

The vulnerability exists due to the __f2fs_setxattr() function in fs/f2fs/xattr.c, does not empty by default the unused space in the xattr list. A local user can gain access to potentially sensitive information.

3) Use-after-free (CVE-ID: CVE-2023-52438)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the binder_alloc_free_page() function in drivers/android/binder_alloc.c. A local user can trigger a race condition and escalate privileges on the system.

4) Race condition (CVE-ID: CVE-2024-23196)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a race condition within the snd_hdac_regmap_sync() function in sound/hda/hdac_regmap.c. A local user can exploit the race and crash the OS kernel.

5) NULL pointer dereference (CVE-ID: CVE-2024-26595)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the spectrum_acl_tcam() function in drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c. A local user can pass specially crafted data to the driver and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1244