synced 15 MIN AGO
01 Record

CVE-2018-5727

In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
View raw JSON

02 Description

In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.82% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 78.3% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2018-01-16 22:00Z8 YR AGO
Last updated
2024-08-05 05:40Z2 YR AGO
Reserved
2018-01-16
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-190Integer Overflow or WraparoundBase
Data version
5.1
Document digest
f36acc8ac484922f21a7eed859f40164285baa1263ebbb5551a5b661983f88be

05 Affected products

VendorProductVersionsPlatforms
redhatenterprise_linuxNot specified—
uclouvainopenjpegNot specified—

06 References

07 Fixed in

AlmaLinux 8

  • openjpeg2
    Fixed in 2.4.0-4.el8
  • openjpeg2-devel
    Fixed in 2.4.0-4.el8
  • openjpeg2-devel-docs
    Fixed in 2.4.0-4.el8
  • openjpeg2-tools
    Fixed in 2.4.0-4.el8

Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

CloudLinux 8

  • openjpeg2
    Fixed in 2.4.0-4.el8
  • openjpeg2-devel
    Fixed in 2.4.0-4.el8
  • openjpeg2-devel-docs
    Fixed in 2.4.0-4.el8
  • openjpeg2-tools
    Fixed in 2.4.0-4.el8

Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.

Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

Debian 12

  • openjpeg2
    Fixed in 2.3.1-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • openjpeg2
    Fixed in 2.3.1-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • openjpeg2
    Fixed in 2.3.1-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 14.04 LTS

  • openjpeg
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 16.04 LTS

  • ghostscript
    Fixed in 9.26~dfsg+0-0ubuntu0.16.04.14

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 18.04 LTS

  • ghostscript
    Fixed in 9.26~dfsg+0-0ubuntu0.18.04.14

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 16.04 LTS

  • openjpeg
    No fix yet
  • openjpeg2
    Fixed in 2.1.2-1.1+deb9u6ubuntu0.1~esm1
    Available with Ubuntu Pro: https://ubuntu.com/pro

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 18.04 LTS

  • openjpeg2
    Fixed in 2.3.0-2ubuntu0.1~esm1
    Available with Ubuntu Pro: https://ubuntu.com/pro

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.