openEuler 20.03 LTS SP4 update for liblouis
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2022-26981 |
| CWE-ID | CWE-119 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
openEuler Operating systems & Components / Operating system python2-louis Operating systems & Components / Operating system package or component python3-louis Operating systems & Components / Operating system package or component liblouis-help Operating systems & Components / Operating system package or component liblouis-utils Operating systems & Components / Operating system package or component liblouis-debugsource Operating systems & Components / Operating system package or component liblouis-devel Operating systems & Components / Operating system package or component liblouis-debuginfo Operating systems & Components / Operating system package or component liblouis Operating systems & Components / Operating system package or component |
| Vendor | openEuler |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) Buffer overflow
EUVDB-ID: #VU64229
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/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-2022-26981
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary within the in compilePassOpcode() function in compileTranslationTable.c. A remote attacker can trick the victim to pass specially crafted data to the application, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP4
python2-louis: before 3.7.0-5
python3-louis: before 3.7.0-5
liblouis-help: before 3.7.0-5
liblouis-utils: before 3.7.0-5
liblouis-debugsource: before 3.7.0-5
liblouis-devel: before 3.7.0-5
liblouis-debuginfo: before 3.7.0-5
liblouis: before 3.7.0-5
CPE2.3- cpe:2.3:o:openeuler:openeuler:20.03:LTS SP4:*:*:*:*:*:*
- cpe:2.3:a:openeuler:python2-louis:*:*:*:*:*:openeuler:*:*
- cpe:2.3:a:openeuler:python3-louis:*:*:*:*:*:openeuler:*:*
- cpe:2.3:a:openeuler:liblouis-help:*:*:*:*:*:openeuler:*:*
- cpe:2.3:a:openeuler:liblouis-utils:*:*:*:*:*:openeuler:*:*
- cpe:2.3:a:openeuler:liblouis-debugsource:*:*:*:*:*:openeuler:*:*
- cpe:2.3:a:openeuler:liblouis-devel:*:*:*:*:*:openeuler:*:*
- cpe:2.3:a:openeuler:liblouis-debuginfo:*:*:*:*:*:openeuler:*:*
- cpe:2.3:a:openeuler:liblouis:*:*:*:*:*:openeuler:*:*
https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1949
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
