SB20250114104 - SUSE update for the Linux Kernel (Live Patch 46 for SLE 15 SP3)

Description

This security bulletin contains information about 6 secuirty vulnerabilities.

1) Out-of-bounds read (CVE-ID: CVE-2021-47291)

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

The vulnerability exists due to an out-of-bounds read error within the ip6_route_info_create() function in net/ipv6/route.c. A local user can perform a denial of service (DoS) attack.

2) Use-after-free (CVE-ID: CVE-2021-47598)

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

The vulnerability exists due to a use-after-free error within the cake_init() function in net/sched/sch_cake.c. A local user can escalate privileges on the system.

3) Resource management error (CVE-ID: CVE-2022-48956)

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

The vulnerability exists due to resource management error within the ip6_fragment() function in net/ipv6/ip6_output.c. A local user can perform a denial of service (DoS) attack.

4) Use of uninitialized resource (CVE-ID: CVE-2024-41059)

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

The vulnerability exists due to use of uninitialized resource within the hfsplus_listxattr() function in fs/hfsplus/xattr.c. A local user can perform a denial of service (DoS) attack.

5) Memory leak (CVE-ID: CVE-2024-43861)

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

The vulnerability exists due to memory leak within the qmimux_rx_fixup() function in drivers/net/usb/qmi_wwan.c. A local user can perform a denial of service (DoS) attack.

6) Use-after-free (CVE-ID: CVE-2024-50264)

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

The vulnerability exists due to a use-after-free error within the virtio_transport_destruct() function in net/vmw_vsock/virtio_transport_common.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/2025/suse-su-20250105-1/