CVE-2018-18873: canonical ubuntu_linux NULL Pointer Dereference
CVSS: 5.5v3.1MediumModified
AliasesUBUNTU-CVE-2018-18873
Published 31-10-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-18873 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in canonical ubuntu_linux. EPSS estimates a 1.37% chance of exploitation in the next 30 days, higher than 71.5% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
1.37%
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 8 · Related 6Timeline
- 31-10-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in JasPer 2.0.14. There is a NULL pointer dereference in the function ras_putdatastd in ras/ras_enc.c.
CVSS metrics
4 scores · 2 sources · 3 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
High 7.8Preferred score · OSV · Ubuntu (Ecosystem advisory) · calculated from vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesSingle source
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.37%
Chance of exploitation in the next 30 days
Percentile
72%
Versus all other CVEs
30-day change
0.00 pp
From 1.37% on 18-09-2026
18-09-202618-10-2026
EPSS score1.37%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundJasper
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Suse2 products
- linux_enterprise_desktop12:sp3 | 12:sp4
- linux_enterprise_server11:sp3 | 11:sp4 | 12:sp1 | 12:sp2
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04
Debian1 product
- debian_linuxEOL8.0
Jasper_project1 product
- jasper2.0.14
Ubuntu1 product
- jasper< 1.900.1-debian1-2.4ubuntu1.3
5 vendors · 6 products
References
9 links
lists.debian.org/debian-lts-announce/2019/01/msg00003.htmlMailing ListX Refsource MLISTThird Party Advisory