SB2024103105 - SUSE update for the Linux Kernel (Live Patch 43 for SLE 15 SP3)
Published: October 31, 2024 Updated: March 14, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 21 secuirty vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2021-46955)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the ovs_fragment() function in net/openvswitch/actions.c when running openvswitch on kernels built with KASAN. A remote attacker can send specially crafted IPv4 packets to the system, trigger an out-of-bounds read error and read contents of memory on the system or crash the kernel.
2) 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.
3) Use-after-free (CVE-ID: CVE-2021-47378)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the nvme_rdma_free_queue(), nvme_rdma_conn_established(), nvme_rdma_route_resolved() and nvme_rdma_cm_handler() functions in drivers/nvme/host/rdma.c. A local user can escalate privileges on the system.
4) Out-of-bounds read (CVE-ID: CVE-2021-47383)
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 vc_do_resize() function in drivers/tty/vt/vt.c. A local user can perform a denial of service (DoS) attack.
5) Use-after-free (CVE-ID: CVE-2021-47402)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the fl_walk() function in net/sched/cls_flower.c. A local user can escalate privileges on the system.
6) 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.
7) Out-of-bounds read (CVE-ID: CVE-2022-48651)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in drivers/net/ipvlan/ipvlan_core.c. A remote attacker on the local network can send specially crafted packets to the system, trigger an out-of-bounds read error and read contents of memory on the system.
8) Use-after-free (CVE-ID: CVE-2023-1829)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the tcindex_delete() function. A local user can trigger a use-after-free error and execute arbitrary code with root privileges.
9) Use-after-free (CVE-ID: CVE-2023-52752)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the seq_printf() and spin_unlock() functions in fs/smb/client/cifs_debug.c. A local user can escalate privileges on the system.
10) Integer overflow (CVE-ID: CVE-2024-23307)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to integer overflow in raid5_cache_count() function. A local user can trigger an integer overflow and execute arbitrary code with elevated privileges.
11) Buffer overflow (CVE-ID: CVE-2024-26610)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the iwl_dbg_tlv_override_trig_node() function in drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c. A local user can trigger memory corruption and execute arbitrary code with elevated privileges.
12) 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.
13) 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.
14) 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.
15) 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.
16) Use-after-free (CVE-ID: CVE-2024-35861)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the cifs_signal_cifsd_for_reconnect() function in fs/smb/client/connect.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.
17) Use-after-free (CVE-ID: CVE-2024-35862)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the smb2_is_network_name_deleted() function in fs/smb/client/smb2ops.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.
18) Use-after-free (CVE-ID: CVE-2024-35864)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the smb2_is_valid_lease_break() function in fs/smb/client/smb2misc.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.
19) 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.
20) Improper privilege management (CVE-ID: CVE-2024-36964)
The vulnerability allows a local user to read and manipulate data.
The vulnerability exists due to improperly imposed permissions within the p9mode2perm() function in fs/9p/vfs_inode.c. A local user can read and manipulate data.
21) 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.
Remediation
Install update from vendor's website.