Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU63318
Risk: Low
CVSSv3.1: 5.3 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-26966
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a use-after-free error in drivers/net/usb/sr9700.c in the Linux kernel. A remote attacker can pass specially crafted data and obtain sensitive information from heap memory.
MitigationInstall updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP1 - 22.03 LTS
kernel-debugsource: before 4.19.90-2204.1.0.0145
python2-perf-debuginfo: before 4.19.90-2204.1.0.0145
kernel-tools-debuginfo: before 4.19.90-2204.1.0.0145
kernel-debuginfo: before 4.19.90-2204.1.0.0145
python2-perf: before 4.19.90-2204.1.0.0145
kernel-tools: before 4.19.90-2204.1.0.0145
bpftool: before 4.19.90-2204.1.0.0145
perf: before 4.19.90-2204.1.0.0145
perf-debuginfo: before 4.19.90-2204.1.0.0145
kernel-tools-devel: before 4.19.90-2204.1.0.0145
python3-perf: before 4.19.90-2204.1.0.0145
kernel-source: before 4.19.90-2204.1.0.0145
bpftool-debuginfo: before 4.19.90-2204.1.0.0145
python3-perf-debuginfo: before 4.19.90-2204.1.0.0145
kernel-devel: before 4.19.90-2204.1.0.0145
kernel: before 4.19.90-2204.1.0.0145
External linkshttp://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1614
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.
EUVDB-ID: #VU63316
Risk: Medium
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2022-27223
CWE-ID:
CWE-129 - Improper Validation of Array Index
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code with elevated privileges.
The vulnerability exists due to improper validation of array index in drivers/usb/gadget/udc/udc-xilinx.c in the Linux kernel. A remote attacker can send specially crafted data to the system and execute arbitrary code with elevated privileges.
Install updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP1 - 22.03 LTS
kernel-debugsource: before 4.19.90-2204.1.0.0145
python2-perf-debuginfo: before 4.19.90-2204.1.0.0145
kernel-tools-debuginfo: before 4.19.90-2204.1.0.0145
kernel-debuginfo: before 4.19.90-2204.1.0.0145
python2-perf: before 4.19.90-2204.1.0.0145
kernel-tools: before 4.19.90-2204.1.0.0145
bpftool: before 4.19.90-2204.1.0.0145
perf: before 4.19.90-2204.1.0.0145
perf-debuginfo: before 4.19.90-2204.1.0.0145
kernel-tools-devel: before 4.19.90-2204.1.0.0145
python3-perf: before 4.19.90-2204.1.0.0145
kernel-source: before 4.19.90-2204.1.0.0145
bpftool-debuginfo: before 4.19.90-2204.1.0.0145
python3-perf-debuginfo: before 4.19.90-2204.1.0.0145
kernel-devel: before 4.19.90-2204.1.0.0145
kernel: before 4.19.90-2204.1.0.0145
External linkshttp://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1614
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.