SB2024080905 - SUSE update for the Linux Kernel (Live Patch 26 for SLE 15 SP4)

Description

This security bulletin contains information about 6 secuirty vulnerabilities.

1) Integer underflow (CVE-ID: CVE-2024-26828)

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to integer underflow within the parse_server_interfaces() function in fs/smb/client/smb2ops.c. A local user can execute arbitrary code.

2) Use-after-free (CVE-ID: CVE-2024-26852)

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

The vulnerability exists due to a use-after-free error within the ip6_route_multipath_add() and list_for_each_entry_safe() functions in net/ipv6/route.c. A local user can escalate privileges on the system.

3) Improper locking (CVE-ID: CVE-2024-26923)

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

The vulnerability exists due to improper locking within the unix_gc() function in net/unix/garbage.c due to garbage collector does not take into account the risk of embryo getting enqueued during the garbage collection. A local user can execute arbitrary code with elevated privileges.

4) Double free (CVE-ID: CVE-2024-26930)

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to a double free error within the kfree() function in drivers/scsi/qla2xxx/qla_os.c. A local user can execute arbitrary code.

5) Use-after-free (CVE-ID: CVE-2024-27398)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the sco_sock_timeout() function in net/bluetooth/sco.c. A remote attacker can trigger a use-after-free error and perform a denial of service (DoS) attack.

6) Use-after-free (CVE-ID: CVE-2024-35950)

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

The vulnerability exists due to a use-after-free error within the drm_client_modeset_probe() function in drivers/gpu/drm/drm_client_modeset.c. A local user can escalate privileges on the system.

Remediation

Install update from vendor's website.

References

• https://www.suse.com/support/update/announcement/2024/suse-su-20242841-1/