CVE-2022-26981: apple ipados Classic Buffer Overflow
CVSS: 7.8v3.1HighModified
AliasesUBUNTU-CVE-2022-26981DEBIAN-CVE-2022-26981
Published 13-03-2022Last modified 03-08-2024
Vulnerability summary
CVE-2022-26981 is a high (CVSS 7.8) Classic Buffer Overflow vulnerability in apple ipados. EPSS estimates a 1.45% chance of exploitation in the next 30 days, higher than 72.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
1.45%
0%100%
Low · -0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 5 · Related 5Timeline
- 13-03-2022PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
Liblouis through 3.21.0 has a buffer overflow in compilePassOpcode in compileTranslationTable.c (called, indirectly, by tools/lou_checktable.c).
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.45%
Chance of exploitation in the next 30 days
Percentile
73%
Versus all other CVEs
30-day change
-0.01 pp
From 1.46% on 19-09-2026
19-09-202619-10-2026
EPSS score1.45%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundLiblouis
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Debian1 product
- liblouis< 3.22.0-1
Fedoraproject1 product
- fedoraEOL36
Liblouis1 product
- liblouis≤ 3.21.0
Ubuntu1 product
- liblouisAll versions (No fix recorded) | < 3.5.0-1ubuntu0.4 | < 3.12.0-3ubuntu0.1 | < 3.20.0-2ubuntu0.1
5 vendors · 9 products
References
16 links- lists.fedoraproject.org/archives/…Vendor Advisory
- support.apple.com/kb/HT213340Third Party Advisory
- support.apple.com/kb/HT213345Third Party Advisory
- support.apple.com/kb/HT213342Third Party Advisory
- support.apple.com/kb/HT213346Third Party Advisory
