SB2024120652 - SUSE update for the Linux Kernel (Live Patch 49 for SLE 15 SP2) 



SB2024120652 - SUSE update for the Linux Kernel (Live Patch 49 for SLE 15 SP2)

Published: December 6, 2024

Security Bulletin ID SB2024120652
Severity
Medium
Patch available
YES
Number of vulnerabilities 13
Exploitation vector Adjecent network
Highest impact Code execution

Breakdown by Severity

Medium 15% Low 85%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 13 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) Use-after-free (CVE-ID: CVE-2021-47600)

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

The vulnerability exists due to a use-after-free error within the rebalance_children() function in drivers/md/persistent-data/dm-btree-remove.c. A local user can escalate privileges on the system.


4) 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.


5) 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.


6) 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.


7) 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.


8) 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.


9) 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.


10) Use-after-free (CVE-ID: CVE-2024-36904)

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

The vulnerability exists due to a use-after-free error within the tcp_twsk_unique() function in net/ipv4/tcp_ipv4.c. A local user can escalate privileges on the system.


11) 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.


12) 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.


13) 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.


Remediation

Install update from vendor's website.