SB20240821122 - Ubuntu update for linux 



SB20240821122 - Ubuntu update for linux

Published: August 21, 2024

Security Bulletin ID SB20240821122
Severity
Medium
Patch available
YES
Number of vulnerabilities 18
Exploitation vector Adjecent network
Highest impact Code execution

Breakdown by Severity

Medium 6% Low 94%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 18 secuirty vulnerabilities.


1) NULL pointer dereference (CVE-ID: CVE-2024-22099)

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 rfcomm_check_security() function in /net/bluetooth/rfcomm/core.c. A local user can pass specially crafted data to the application and perform a denial of service (DoS) attack.


2) Race condition (CVE-ID: CVE-2024-24860)

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

The vulnerability exists due to a race condition within the {min,max}_key_size_set() function in the Linux kernel bluetooth device driver. A remote attacker with physical proximity to device can send specially crafted packets to the system and crash the kernel.


3) NULL pointer dereference (CVE-ID: CVE-2024-26903)

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

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


4) Double free (CVE-ID: CVE-2024-35835)

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 arfs_create_groups() function in drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c. A local user can perform a denial of service (DoS) attack.


5) Infinite loop (CVE-ID: CVE-2023-52644)

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

The vulnerability exists due to infinite loop within the b43_dma_tx() and b43_dma_handle_txstatus() functions in drivers/net/wireless/broadcom/b43/dma.c. A local user can perform a denial of service (DoS) attack.


6) Resource management error (CVE-ID: CVE-2024-39292)

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

The vulnerability exists due to resource management error within the register_winch_irq() function in arch/um/drivers/line.c. A local user can perform a denial of service (DoS) attack.


7) Double Free (CVE-ID: CVE-2024-36940)

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 pinctrl_enable() function in drivers/pinctrl/core.c. A local user can perform a denial of service (DoS) attack.


8) NULL pointer dereference (CVE-ID: CVE-2024-26600)

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 drivers/phy/ti/phy-omap-usb2.c. A local user can perform a denial of service (DoS) attack.


9) Use-after-free (CVE-ID: CVE-2023-52629)

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

The vulnerability exists due to a use-after-free error within the switch_drv_remove() function in arch/sh/drivers/push-switch.c. A local user can escalate privileges on the system.


10) Use-after-free (CVE-ID: CVE-2024-35955)

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

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


11) Use-after-free (CVE-ID: CVE-2023-52760)

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

The vulnerability exists due to a use-after-free error within the spin_unlock() function in fs/gfs2/super.c. A local user can escalate privileges on the system.


12) NULL pointer dereference (CVE-ID: CVE-2023-52806)

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

The vulnerability exists due to NULL pointer dereference within the snd_hdac_stream_assign() function in sound/hda/hdac_stream.c. A local user can perform a denial of service (DoS) attack.


13) Memory leak (CVE-ID: CVE-2024-39484)

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

The vulnerability exists due to memory leak within the davinci_mmcsd_remove() and __exit_p() functions in drivers/mmc/host/davinci_mmc.c. A local user can perform a denial of service (DoS) attack.


14) Improper locking (CVE-ID: CVE-2024-26679)

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

The vulnerability exists due to improper locking within the EXPORT_SYMBOL() function in net/ipv4/af_inet.c. A local user can perform a denial of service (DoS) attack.


15) Race condition (CVE-ID: CVE-2024-26654)

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

The vulnerability exists due to a race condition in sound/sh/aica.c. A local user can exploit the race and escalate privileges on the system.


16) NULL pointer dereference (CVE-ID: CVE-2024-36901)

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

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


17) Improper locking (CVE-ID: CVE-2024-26687)

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

The vulnerability exists due to improper locking within the shutdown_pirq() and __unbind_from_irq() functions in drivers/xen/events/events_base.c. A local user can perform a denial of service (DoS) attack.


18) NULL pointer dereference (CVE-ID: CVE-2023-52470)

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

The vulnerability exists due to NULL pointer dereference within the radeon_crtc_init() function in drivers/gpu/drm/radeon/radeon_display.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.