Vulnerability · Published Mar 13, 2022 · Assigned by mitre
CVE-2022-26981
High 7.8
In plain English
A high-severity security flaw in the liblouis package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 73% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.8High
Exploit odds (30 days)1.5%top 26.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Liblouis through 3.21.0 has a buffer overflow in compilePassOpcode in compileTranslationTable.c (called, indirectly, by tools/lou_checktable.c).
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | liblouis | 3.22.0-r0 | ALPINE-CVE-2022-26981 |
| Alpine:v3.21 | liblouis | 3.22.0-r0 | ALPINE-CVE-2022-26981 |
| Alpine:v3.22 | liblouis | 3.22.0-r0 | ALPINE-CVE-2022-26981 |
| Alpine:v3.23 | liblouis | 3.22.0-r0 | ALPINE-CVE-2022-26981 |
| Alpine:v3.24 | liblouis | 3.22.0-r0 | ALPINE-CVE-2022-26981 |
| Debian:12 | liblouis | 3.22.0-1 | DEBIAN-CVE-2022-26981 |
| Debian:13 | liblouis | 3.22.0-1 | DEBIAN-CVE-2022-26981 |
| Debian:14 | liblouis | 3.22.0-1 | DEBIAN-CVE-2022-26981 |
| Ubuntu:22.04:LTS | liblouis | 3.20.0-2ubuntu0.1 | UBUNTU-CVE-2022-26981 |
| Ubuntu:22.04:LTS | liblouis | 3.20.0-2ubuntu0.1 | USN-5476-1 |
Affected products (as reported)
References
- https://github.com/liblouis/liblouis/issues/1171
- FEDORA-2022-81110193e5 vendor-advisory
- https://support.apple.com/kb/HT213340
- https://support.apple.com/kb/HT213345
- https://support.apple.com/kb/HT213342
- https://support.apple.com/kb/HT213346
- 20220721 APPLE-SA-2022-07-20-5 tvOS 15.6 mailing-list
- 20220721 APPLE-SA-2022-07-20-2 macOS Monterey 12.5 mailing-list
- 20220721 APPLE-SA-2022-07-20-1 iOS 15.6 and iPadOS 15.6 mailing-list
- 20220721 APPLE-SA-2022-07-20-6 watchOS 8.7 mailing-list
- GLSA-202301-06 vendor-advisory