openEuler 20.03 LTS SP3 update for kernel



| Updated: 2024-06-16
Risk Low
Patch available YES
Number of vulnerabilities 6
CVE-ID CVE-2023-2007
CVE-2023-2177
CVE-2023-2176
CVE-2023-2194
CVE-2023-2269
CVE-2023-31436
CWE-ID CWE-367
CWE-476
CWE-125
CWE-787
CWE-667
Exploitation vector Local
Public exploit N/A
Vulnerable software
 openEuler
Operating systems & Components / Operating system

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

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

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

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

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

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

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

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

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

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

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

perf
Operating systems & Components / Operating system package or component

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

bpftool
Operating systems & Components / Operating system package or component

bpftool-debuginfo
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 6 vulnerabilities.

1) Time-of-check Time-of-use (TOCTOU) Race Condition

EUVDB-ID: #VU75103

Risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-2007

CWE-ID: CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition

Exploit availability: No

Description

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

The vulnerability exists due to a race condition in dpt_i2o driver. A local privileged user can gain access to sensitive kernel information.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP3

kernel-devel: before 4.19.90-2305.1.0.0200

python2-perf-debuginfo: before 4.19.90-2305.1.0.0200

python3-perf: before 4.19.90-2305.1.0.0200

kernel-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools-debuginfo: before 4.19.90-2305.1.0.0200

kernel-debugsource: before 4.19.90-2305.1.0.0200

kernel-tools-devel: before 4.19.90-2305.1.0.0200

perf-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools: before 4.19.90-2305.1.0.0200

kernel-source: before 4.19.90-2305.1.0.0200

python3-perf-debuginfo: before 4.19.90-2305.1.0.0200

perf: before 4.19.90-2305.1.0.0200

python2-perf: before 4.19.90-2305.1.0.0200

bpftool: before 4.19.90-2305.1.0.0200

bpftool-debuginfo: before 4.19.90-2305.1.0.0200

kernel: before 4.19.90-2305.1.0.0200

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1277


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) NULL pointer dereference

EUVDB-ID: #VU81924

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-2023-2177

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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 the net/sctp/stream_sched.c in Linux kernel. A local user can pass specially crafted data to the system and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP3

kernel-devel: before 4.19.90-2305.1.0.0200

python2-perf-debuginfo: before 4.19.90-2305.1.0.0200

python3-perf: before 4.19.90-2305.1.0.0200

kernel-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools-debuginfo: before 4.19.90-2305.1.0.0200

kernel-debugsource: before 4.19.90-2305.1.0.0200

kernel-tools-devel: before 4.19.90-2305.1.0.0200

perf-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools: before 4.19.90-2305.1.0.0200

kernel-source: before 4.19.90-2305.1.0.0200

python3-perf-debuginfo: before 4.19.90-2305.1.0.0200

perf: before 4.19.90-2305.1.0.0200

python2-perf: before 4.19.90-2305.1.0.0200

bpftool: before 4.19.90-2305.1.0.0200

bpftool-debuginfo: before 4.19.90-2305.1.0.0200

kernel: before 4.19.90-2305.1.0.0200

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1277


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.

3) Out-of-bounds read

EUVDB-ID: #VU75995

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-2176

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition within the compare_netdev_and_ip() function in drivers/infiniband/core/cma.c in RDMA in the Linux Kernel. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP3

kernel-devel: before 4.19.90-2305.1.0.0200

python2-perf-debuginfo: before 4.19.90-2305.1.0.0200

python3-perf: before 4.19.90-2305.1.0.0200

kernel-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools-debuginfo: before 4.19.90-2305.1.0.0200

kernel-debugsource: before 4.19.90-2305.1.0.0200

kernel-tools-devel: before 4.19.90-2305.1.0.0200

perf-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools: before 4.19.90-2305.1.0.0200

kernel-source: before 4.19.90-2305.1.0.0200

python3-perf-debuginfo: before 4.19.90-2305.1.0.0200

perf: before 4.19.90-2305.1.0.0200

python2-perf: before 4.19.90-2305.1.0.0200

bpftool: before 4.19.90-2305.1.0.0200

bpftool-debuginfo: before 4.19.90-2305.1.0.0200

kernel: before 4.19.90-2305.1.0.0200

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1277


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.

4) Out-of-bounds write

EUVDB-ID: #VU77249

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-2023-2194

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 in the Linux kernel's SLIMpro I2C device driver. 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 SP3

kernel-devel: before 4.19.90-2305.1.0.0200

python2-perf-debuginfo: before 4.19.90-2305.1.0.0200

python3-perf: before 4.19.90-2305.1.0.0200

kernel-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools-debuginfo: before 4.19.90-2305.1.0.0200

kernel-debugsource: before 4.19.90-2305.1.0.0200

kernel-tools-devel: before 4.19.90-2305.1.0.0200

perf-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools: before 4.19.90-2305.1.0.0200

kernel-source: before 4.19.90-2305.1.0.0200

python3-perf-debuginfo: before 4.19.90-2305.1.0.0200

perf: before 4.19.90-2305.1.0.0200

python2-perf: before 4.19.90-2305.1.0.0200

bpftool: before 4.19.90-2305.1.0.0200

bpftool-debuginfo: before 4.19.90-2305.1.0.0200

kernel: before 4.19.90-2305.1.0.0200

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1277


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.

5) Improper locking

EUVDB-ID: #VU77243

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-2023-2269

CWE-ID: CWE-667 - Improper Locking

Exploit availability: No

Description

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

The vulnerability exists due to double-locking error in table_clear in drivers/md/dm-ioctl.c. 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 SP3

kernel-devel: before 4.19.90-2305.1.0.0200

python2-perf-debuginfo: before 4.19.90-2305.1.0.0200

python3-perf: before 4.19.90-2305.1.0.0200

kernel-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools-debuginfo: before 4.19.90-2305.1.0.0200

kernel-debugsource: before 4.19.90-2305.1.0.0200

kernel-tools-devel: before 4.19.90-2305.1.0.0200

perf-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools: before 4.19.90-2305.1.0.0200

kernel-source: before 4.19.90-2305.1.0.0200

python3-perf-debuginfo: before 4.19.90-2305.1.0.0200

perf: before 4.19.90-2305.1.0.0200

python2-perf: before 4.19.90-2305.1.0.0200

bpftool: before 4.19.90-2305.1.0.0200

bpftool-debuginfo: before 4.19.90-2305.1.0.0200

kernel: before 4.19.90-2305.1.0.0200

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1277


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.

6) Out-of-bounds write

EUVDB-ID: #VU76098

Risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-31436

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 qfq_change_class() function in net/sched/sch_qfq.c when handling the MTU value provided to the QFQ Scheduler. 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 SP3

kernel-devel: before 4.19.90-2305.1.0.0200

python2-perf-debuginfo: before 4.19.90-2305.1.0.0200

python3-perf: before 4.19.90-2305.1.0.0200

kernel-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools-debuginfo: before 4.19.90-2305.1.0.0200

kernel-debugsource: before 4.19.90-2305.1.0.0200

kernel-tools-devel: before 4.19.90-2305.1.0.0200

perf-debuginfo: before 4.19.90-2305.1.0.0200

kernel-tools: before 4.19.90-2305.1.0.0200

kernel-source: before 4.19.90-2305.1.0.0200

python3-perf-debuginfo: before 4.19.90-2305.1.0.0200

perf: before 4.19.90-2305.1.0.0200

python2-perf: before 4.19.90-2305.1.0.0200

bpftool: before 4.19.90-2305.1.0.0200

bpftool-debuginfo: before 4.19.90-2305.1.0.0200

kernel: before 4.19.90-2305.1.0.0200

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1277


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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