SB2024080956 - Ubuntu update for linux-azure



SB2024080956 - Ubuntu update for linux-azure

Published: August 9, 2024

Security Bulletin ID SB2024080956
Severity
Low
Patch available
YES
Number of vulnerabilities 30
Exploitation vector Adjecent network
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 30 secuirty vulnerabilities.


1) NULL pointer dereference (CVE-ID: CVE-2023-46343)

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

The vulnerability exists due to a NULL pointer dereference error within the send_acknowledge() function in net/nfc/nci/spi.c. A local user can pass specially crafted data to the system and perform a denial of service (DoS) attack.


2) Race condition (CVE-ID: CVE-2024-24857)

The vulnerability allows a remote non-authenticated attacker to damange or delete data.

A race condition was found in the Linux kernel's net/bluetooth device driver in conn_info_{min,max}_age_set() function. This can result in integrity overflow issue, possibly leading to bluetooth connection abnormality or denial of service.


3) Race condition (CVE-ID: CVE-2024-24858)

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

A race condition was found in the Linux kernel's net/bluetooth in {conn,adv}_{min,max}_interval_set() function. This can result in I2cap connection or broadcast abnormality issue, possibly leading to denial of service.


4) Race condition (CVE-ID: CVE-2024-24859)

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

A race condition was found in the Linux kernel's net/bluetooth in sniff_{min,max}_interval_set() function. This can result in a bluetooth sniffing exception issue, possibly leading denial of service.


5) Improper check for unusual or exceptional conditions (CVE-ID: CVE-2024-25739)

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

The vulnerability exists due to improper check for unusual or exceptional conditions error within the ubi_read_volume_table() function in drivers/mtd/ubi/vtbl.c. A local user can perform a denial of service (DoS) attack.


6) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2024-25744)

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

The vulnerability exists due to missing access restrictions related to arch/x86/coco/tdx/tdx.c and arch/x86/mm/mem_encrypt_amd.c. An untrusted VMM can trigger int80 syscall handling at any given point and perform a denial of service (DoS) attack.


7) Buffer overflow (CVE-ID: CVE-2023-52435)

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

The vulnerability exists due to a boundary error within the skb_segment() function. A local user can trigger memory corruption and crash the kernel.



8) Improper locking (CVE-ID: CVE-2024-27013)

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

The vulnerability exists due to improper locking within the tun_put_user() function in drivers/net/tun.c. A local user can perform a denial of service (DoS) attack.


9) NULL pointer dereference (CVE-ID: CVE-2024-35984)

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

The vulnerability exists due to NULL pointer dereference within the i2c_check_for_quirks() function in drivers/i2c/i2c-core-base.c. A local user can perform a denial of service (DoS) attack.


10) Improper access control (CVE-ID: CVE-2023-52620)

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

The vulnerability exists due to improper access restrictions within the nf_tables_newset() function in net/netfilter/nf_tables_api.c when setting timeouts from userspace. A local user can bypass implemented security restrictions and perform a denial of service attack.


11) Infinite loop (CVE-ID: CVE-2024-35997)

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

The vulnerability exists due to infinite loop within the __i2c_hid_command() and i2c_hid_irq() functions in drivers/hid/i2c-hid/i2c-hid-core.c. A local user can perform a denial of service (DoS) attack.


12) Information disclosure (CVE-ID: CVE-2023-52436)

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to the __f2fs_setxattr() function in fs/f2fs/xattr.c, does not empty by default the unused space in the xattr list. A local user can gain access to potentially sensitive information.


13) Buffer overflow (CVE-ID: CVE-2024-26884)

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

The vulnerability exists due to a boundary error within the htab_map_alloc() function in kernel/bpf/hashtab.c on 32-bit platforms. A local user can trigger memory corruption and execute arbitrary code with elevated privileges.


14) Information disclosure (CVE-ID: CVE-2024-26901)

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

The vulnerability exists due to information disclosure within the do_sys_name_to_handle() function in fs/fhandle.c. A local user can perform a denial of service (DoS) attack.


15) Use-after-free (CVE-ID: CVE-2023-52469)

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

The vulnerability exists due to a use-after-free error within the kv_parse_power_table() function in drivers/gpu/drm/amd/amdgpu/kv_dpm.c. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.


16) Memory leak (CVE-ID: CVE-2024-35978)

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

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


17) Use-after-free (CVE-ID: CVE-2024-26886)

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

The vulnerability exists due to a use-after-free error within the bt_sock_recvmsg() and bt_sock_ioctl() functions in net/bluetooth/af_bluetooth.c. A local user can escalate privileges on the system.


18) Infinite loop (CVE-ID: CVE-2024-35982)

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

The vulnerability exists due to infinite loop within the batadv_tt_local_resize_to_mtu() function in net/batman-adv/translation-table.c. A local user can perform a denial of service (DoS) attack.


19) NULL pointer dereference (CVE-ID: CVE-2024-36902)

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

The vulnerability exists due to NULL pointer dereference within the __fib6_rule_action() function in net/ipv6/fib6_rules.c. A local user can perform a denial of service (DoS) attack.


20) Use of uninitialized resource (CVE-ID: CVE-2024-26857)

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 geneve_rx() function in drivers/net/geneve.c. A local user can perform a denial of service (DoS) attack.


21) 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.


22) NULL pointer dereference (CVE-ID: CVE-2023-52443)

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

The vulnerability exists due to a NULL pointer dereference error within the unpack_profile() function in security/apparmor/policy_unpack.c. A local user can perform a denial of service (DoS) attack.


23) Race condition within a thread (CVE-ID: CVE-2024-27020)

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to a data race within the __nft_expr_type_get() and nft_expr_type_get() functions in net/netfilter/nf_tables_api.c. A local user can execute arbitrary code.


24) Out-of-bounds write (CVE-ID: CVE-2024-36016)

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

The vulnerability exists due to a boundary error within the gsm0_receive() function in drivers/tty/n_gsm.c. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.


25) Memory leak (CVE-ID: CVE-2024-26840)

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

The vulnerability exists due to memory leak within the kmem_cache_free() and cachefiles_daemon_unbind() functions in fs/cachefiles/bind.c. A local user can perform a denial of service (DoS) attack.


26) Improper locking (CVE-ID: CVE-2024-26934)

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to improper locking within the interface_authorized_store() function in drivers/usb/core/sysfs.c. A local user can execute arbitrary code.


27) NULL pointer dereference (CVE-ID: CVE-2023-52449)

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

The vulnerability exists due to a NULL pointer dereference error in mtd. A local user can perform a denial of service (DoS) attack.


28) Use of uninitialized resource (CVE-ID: CVE-2024-26882)

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to use of uninitialized resource within the ip_tunnel_rcv() function in net/ipv4/ip_tunnel.c. A local user can execute arbitrary code.


29) Reachable assertion (CVE-ID: CVE-2023-52444)

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to reachable assertion within the f2fs_rename() function in fs/f2fs/namei.c. A local user can execute arbitrary code.


30) 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.


Remediation

Install update from vendor's website.