CVE-2018-17294: canonical ubuntu_linux Out-of-bounds Read
CVSS: 6.5v3.0MediumModified
AliasesSUSE-SU-2019:13994-1SUSE-SU-2020:3107-1UBUNTU-CVE-2018-17294DEBIAN-CVE-2018-17294
Published 21-09-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-17294 is a medium (CVSS 6.5) Out-of-bounds Read vulnerability in canonical ubuntu_linux. EPSS estimates a 2.72% chance of exploitation in the next 30 days, higher than 85.8% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
6.5/10
010
Medium · v3.0 (NVD)EPSS score
2.72%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 3 · Related 3Timeline
- 21-09-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The matchCurrentInput function inside lou_translateString.c of Liblouis prior to 3.7 does not check the input string's length, allowing attackers to cause a denial of service (application crash via out-of-bounds read) by crafting an input file with certain translation dictionaries.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.72%
Chance of exploitation in the next 30 days
Percentile
86%
Versus all other CVEs
30-day change
0.00 pp
From 2.72% on 20-09-2026
20-09-202620-10-2026
EPSS score2.72%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundLiblouis
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Suse11 products
- liblouis&distro=SUSE Linux Enterprise Server 11 SP4< 1.7.0-1.3.16.1
- liblouis&distro=SUSE Linux Enterprise Server 12 SP5< 2.6.4-6.9.24
- liblouis&distro=SUSE Linux Enterprise Server for SAP Applications 11 SP4< 1.7.0-1.3.16.1
- liblouis&distro=SUSE Linux Enterprise Server for SAP Applications 12 SP5< 2.6.4-6.9.24
- liblouis&distro=SUSE Linux Enterprise Software Development Kit 12 SP5< 2.6.4-6.9.24
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 18.04
Debian1 product
- liblouis< 3.7.0-1
Liblouis1 product
- liblouis< 3.7.0
Opensuse1 product
- leapEOL15.0
Ubuntu1 product
- liblouis< 3.5.0-1ubuntu0.3
6 vendors · 16 products
References
13 links- github.com/liblouis/liblouis/commit/5e4089659bb49b3095fa541fa6387b4c40d7396eX Refsource MISCPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-04/msg00038.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
