SB2024070224 - Amazon Linux AMI update for kernel
Published: July 2, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 vulnerabilities.
1) Race condition (CVE-ID: CVE-2024-36905)
CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a race condition within the tcp_send_fin() function in net/ipv4/tcp_output.c, within the tcp_rcv_state_process() function in net/ipv4/tcp_input.c, within the tcp_shutdown() and __tcp_close() functions in net/ipv4/tcp.c. A local user can perform a denial of service (DoS) attack.
2) Out-of-bounds read (CVE-ID: CVE-2024-36916)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
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 iocg_kick_delay() function in block/blk-iocost.c. A local user can perform a denial of service (DoS) attack.
3) Use of uninitialized resource (CVE-ID: CVE-2024-36933)
CWE-ID: CWE-908 - Use of Uninitialized Resource
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
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 EXPORT_SYMBOL_GPL() and nsh_gso_segment() functions in net/nsh/nsh.c. A local user can perform a denial of service (DoS) attack.
4) Information disclosure (CVE-ID: CVE-2024-36959)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information disclosure within the pinctrl_dt_to_map() function in drivers/pinctrl/devicetree.c. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.