SB2025040751 - Ubuntu update for linux-azure 



SB2025040751 - Ubuntu update for linux-azure

Published: April 7, 2025

Security Bulletin ID SB2025040751
Severity
Medium
Patch available
YES
Number of vulnerabilities 8
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Medium 13% Low 88%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 8 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2024-57798)

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_dp_mst_up_req_work() and drm_dp_mst_handle_up_req() functions in drivers/gpu/drm/display/drm_dp_mst_topology.c. A local user can escalate privileges on the system.


2) Double free (CVE-ID: CVE-2024-53140)

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

The vulnerability exists due to a double free error within the netlink_skb_set_owner_r(), netlink_sock_destruct(), deferred_put_nlk_sk() and netlink_release() functions in net/netlink/af_netlink.c. A local user can perform a denial of service (DoS) attack.


3) Out-of-bounds read (CVE-ID: CVE-2024-56595)

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 dbAdjTree() function in fs/jfs/jfs_dmap.c. A local user can perform a denial of service (DoS) attack.


4) Out-of-bounds read (CVE-ID: CVE-2024-56598)

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 dtReadFirst() function in fs/jfs/jfs_dtree.c. A local user can perform a denial of service (DoS) attack.


5) Memory leak (CVE-ID: CVE-2024-50302)

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

The vulnerability exists due to memory leak within the hid_alloc_report_buf() function in drivers/hid/hid-core.c. A local user can perform a denial of service (DoS) attack.

Note, the vulnerability is being actively exploited in the wild against Android devices.


6) Use-after-free (CVE-ID: CVE-2024-56658)

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

The vulnerability exists due to a use-after-free error within the LLIST_HEAD(), net_free() and cleanup_net() functions in net/core/net_namespace.c. A local user can escalate privileges on the system.


7) Use-after-free (CVE-ID: CVE-2024-56672)

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

The vulnerability exists due to a use-after-free error within the blkcg_unpin_online() function in block/blk-cgroup.c. A local user can escalate privileges on the system.


8) Resource management error (CVE-ID: CVE-2024-53063)

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

The vulnerability exists due to resource management error within the DECLARE_RWSEM() and dvb_register_device() functions in drivers/media/dvb-core/dvbdev.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.