openEuler update for kernel



Risk High
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2023-6040
CVE-2024-0565
CVE-2024-0607
CWE-ID CWE-787
CWE-191
CWE-399
Exploitation vector Local network
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

kernel-devel
Operating systems & Components / Operating system package or component

kernel-tools-devel
Operating systems & Components / Operating system package or component

perf
Operating systems & Components / Operating system package or component

python2-perf-debuginfo
Operating systems & Components / Operating system package or component

kernel-tools
Operating systems & Components / Operating system package or component

kernel-tools-debuginfo
Operating systems & Components / Operating system package or component

python3-perf
Operating systems & Components / Operating system package or component

kernel-debugsource
Operating systems & Components / Operating system package or component

bpftool-debuginfo
Operating systems & Components / Operating system package or component

kernel-debuginfo
Operating systems & Components / Operating system package or component

python3-perf-debuginfo
Operating systems & Components / Operating system package or component

perf-debuginfo
Operating systems & Components / Operating system package or component

kernel-source
Operating systems & Components / Operating system package or component

bpftool
Operating systems & Components / Operating system package or component

python2-perf
Operating systems & Components / Operating system package or component

kernel
Operating systems & Components / Operating system package or component

Vendor openEuler

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU85840

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-6040

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the nf_tables_newtable() function in netfilter nf_tables. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS SP3

kernel-devel: before 4.19.90-2401.5.0.0236

kernel-tools-devel: before 4.19.90-2401.5.0.0236

perf: before 4.19.90-2401.5.0.0236

python2-perf-debuginfo: before 4.19.90-2401.5.0.0236

kernel-tools: before 4.19.90-2401.5.0.0236

kernel-tools-debuginfo: before 4.19.90-2401.5.0.0236

python3-perf: before 4.19.90-2401.5.0.0236

kernel-debugsource: before 4.19.90-2401.5.0.0236

bpftool-debuginfo: before 4.19.90-2401.5.0.0236

kernel-debuginfo: before 4.19.90-2401.5.0.0236

python3-perf-debuginfo: before 4.19.90-2401.5.0.0236

perf-debuginfo: before 4.19.90-2401.5.0.0236

kernel-source: before 4.19.90-2401.5.0.0236

bpftool: before 4.19.90-2401.5.0.0236

python2-perf: before 4.19.90-2401.5.0.0236

kernel: before 4.19.90-2401.5.0.0236

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1097


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Integer underflow

EUVDB-ID: #VU86552

Risk: High

CVSSv4.0: 5.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-0565

CWE-ID: CWE-191 - Integer underflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer underflow within the receive_encrypted_standard() function in fs/smb/client/smb2ops.c in the SMB Client sub-component in the Linux Kernel. A remote attacker can trick the victim to connect to a malicious SMB server, trigger an integer underflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS SP3

kernel-devel: before 4.19.90-2401.5.0.0236

kernel-tools-devel: before 4.19.90-2401.5.0.0236

perf: before 4.19.90-2401.5.0.0236

python2-perf-debuginfo: before 4.19.90-2401.5.0.0236

kernel-tools: before 4.19.90-2401.5.0.0236

kernel-tools-debuginfo: before 4.19.90-2401.5.0.0236

python3-perf: before 4.19.90-2401.5.0.0236

kernel-debugsource: before 4.19.90-2401.5.0.0236

bpftool-debuginfo: before 4.19.90-2401.5.0.0236

kernel-debuginfo: before 4.19.90-2401.5.0.0236

python3-perf-debuginfo: before 4.19.90-2401.5.0.0236

perf-debuginfo: before 4.19.90-2401.5.0.0236

kernel-source: before 4.19.90-2401.5.0.0236

bpftool: before 4.19.90-2401.5.0.0236

python2-perf: before 4.19.90-2401.5.0.0236

kernel: before 4.19.90-2401.5.0.0236

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1097


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Resource management error

EUVDB-ID: #VU86553

Risk: Low

CVSSv4.0: 4.3 [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]

CVE-ID: CVE-2024-0607

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

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

The vulnerability exists due to improper management of internal resources within the nft_byteorder_eval() function in the Netfilter subsystem. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS SP3

kernel-devel: before 4.19.90-2401.5.0.0236

kernel-tools-devel: before 4.19.90-2401.5.0.0236

perf: before 4.19.90-2401.5.0.0236

python2-perf-debuginfo: before 4.19.90-2401.5.0.0236

kernel-tools: before 4.19.90-2401.5.0.0236

kernel-tools-debuginfo: before 4.19.90-2401.5.0.0236

python3-perf: before 4.19.90-2401.5.0.0236

kernel-debugsource: before 4.19.90-2401.5.0.0236

bpftool-debuginfo: before 4.19.90-2401.5.0.0236

kernel-debuginfo: before 4.19.90-2401.5.0.0236

python3-perf-debuginfo: before 4.19.90-2401.5.0.0236

perf-debuginfo: before 4.19.90-2401.5.0.0236

kernel-source: before 4.19.90-2401.5.0.0236

bpftool: before 4.19.90-2401.5.0.0236

python2-perf: before 4.19.90-2401.5.0.0236

kernel: before 4.19.90-2401.5.0.0236

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1097


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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