CVE-2018-18088: debian debian_linux NULL Pointer Dereference
Vulnerability summary
CVE-2018-18088 is a medium (CVSS 6.5) NULL Pointer Dereference vulnerability in debian debian_linux. EPSS estimates a 1.96% chance of exploitation in the next 30 days, higher than 80.2% of scored vulnerabilities. 1 public exploit is recorded.
Not severe (CVSS 6.5, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 5 · Related 2Timeline
- 09-10-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
OpenJPEG 2.3.0 has a NULL pointer dereference for "red" in the imagetopnm function of jp2/convert.c
CVSS metrics
5 scores · 4 sources · 2 versions- OSV · AlpineEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- 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
EPSS trend
Probability
1.96%
Chance of exploitation in the next 30 days
Percentile
80%
Versus all other CVEs
30-day change
Decrease -0.15 pp
From 2.11% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
1 foundOpenjpeg
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Suse5 products
- openjpeg2&distro=SUSE Linux Enterprise Module for Basesystem 15 SP6< 2.3.0-150000.3.21.1
- openjpeg2&distro=SUSE Linux Enterprise Module for Basesystem 15 SP7< 2.3.0-150000.3.21.1
- openjpeg2&distro=SUSE Linux Enterprise Module for Package Hub 15 SP6< 2.3.0-150000.3.21.1
- openjpeg2&distro=SUSE Linux Enterprise Module for Package Hub 15 SP7< 2.3.0-150000.3.21.1
- openjpeg2&distro=SUSE Linux Enterprise Server LTSS Extended Security 12 SP5< 2.1.0-4.24.1
Debian2 products
- openjpeg2< 2.3.0-2
- debian_linuxEOL8.0 | 9.0
Ubuntu2 products
- openjpegAll versions (No fix recorded) | < 1:1.5.2-3.1ubuntu0.1~esm2
- openjpeg2< 2.1.2-1.1+deb9u3build0.16.04.1 | < 2.3.0-2build0.18.04.1
Alpine1 product
- openjpeg< 2.3.0-r1
Opensuse1 product
- openjpeg2&distro=openSUSE Leap 15.6< 2.3.0-150000.3.21.1
Uclouvain1 product
- openjpeg2.3.0
6 vendors · 12 products
References
14 links- lists.debian.org/debian-lts-announce/2018/11/msg00018.htmlMailing ListX Refsource MLISTThird Party Advisory