CVE-2018-6616 Denial of service in n/a
Remote attackers can cause a denial of service via a crafted BMP file due to excessive iteration in the OpenJPEG library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2018-6616?
CVE-2018-6616 is a medium-severity denial of service vulnerability in Canonical Ubuntu Linux, published on 4 Feb 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In OpenJPEG 2.3.0, there is excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.
Weakness: CWE-400
Which versions are affected by CVE-2018-6616?
It affects 4 products.
Linux distribution packages (31)
openjpeg2 Red Hat:enterprise_linux:7::client | All versions | 0:2.3.1-1.el7 |
openjpeg2-debuginfo Red Hat:enterprise_linux:7::client | All versions | 0:2.3.1-1.el7 |
openjpeg2-devel Red Hat:enterprise_linux:7::client | All versions | 0:2.3.1-1.el7 |
openjpeg2-devel-docs Red Hat:enterprise_linux:7::client | All versions | 0:2.3.1-1.el7 |
openjpeg2-tools Red Hat:enterprise_linux:7::client | All versions | 0:2.3.1-1.el7 |
openjpeg2 Red Hat:enterprise_linux:7::computenode | All versions | 0:2.3.1-1.el7 |
openjpeg2-debuginfo Red Hat:enterprise_linux:7::computenode | All versions | 0:2.3.1-1.el7 |
openjpeg2-devel Red Hat:enterprise_linux:7::computenode | All versions | 0:2.3.1-1.el7 |
openjpeg2-devel-docs Red Hat:enterprise_linux:7::computenode | All versions | 0:2.3.1-1.el7 |
openjpeg2-tools Red Hat:enterprise_linux:7::computenode | All versions | 0:2.3.1-1.el7 |
openjpeg2 Red Hat:enterprise_linux:7::server | All versions | 0:2.3.1-1.el7 |
openjpeg2-debuginfo Red Hat:enterprise_linux:7::server | All versions | 0:2.3.1-1.el7 |
openjpeg2-devel Red Hat:enterprise_linux:7::server | All versions | 0:2.3.1-1.el7 |
openjpeg2-devel-docs Red Hat:enterprise_linux:7::server | All versions | 0:2.3.1-1.el7 |
openjpeg2-tools Red Hat:enterprise_linux:7::server | All versions | 0:2.3.1-1.el7 |
openjpeg2 Red Hat:enterprise_linux:7::workstation | All versions | 0:2.3.1-1.el7 |
openjpeg2-debuginfo Red Hat:enterprise_linux:7::workstation | All versions | 0:2.3.1-1.el7 |
openjpeg2-devel Red Hat:enterprise_linux:7::workstation | All versions | 0:2.3.1-1.el7 |
openjpeg2-devel-docs Red Hat:enterprise_linux:7::workstation | All versions | 0:2.3.1-1.el7 |
openjpeg2-tools Red Hat:enterprise_linux:7::workstation | All versions | 0:2.3.1-1.el7 |
openjpeg2 Red Hat:enterprise_linux:8::appstream | All versions | 0:2.3.1-1.el8 |
openjpeg2-debuginfo Red Hat:enterprise_linux:8::appstream | All versions | 0:2.3.1-1.el8 |
openjpeg2-debugsource Red Hat:enterprise_linux:8::appstream | All versions | 0:2.3.1-1.el8 |
openjpeg2-devel-docs Red Hat:enterprise_linux:8::appstream | All versions | 0:2.3.1-1.el8 |
openjpeg2-tools Red Hat:enterprise_linux:8::appstream | All versions | 0:2.3.1-1.el8 |
openjpeg2-tools-debuginfo Red Hat:enterprise_linux:8::appstream | All versions | 0:2.3.1-1.el8 |
openjpeg2-debuginfo Red Hat:enterprise_linux:8::crb | All versions | 0:2.3.1-1.el8 |
openjpeg2-debugsource Red Hat:enterprise_linux:8::crb | All versions | 0:2.3.1-1.el8 |
openjpeg2-devel Red Hat:enterprise_linux:8::crb | All versions | 0:2.3.1-1.el8 |
openjpeg2-tools Red Hat:enterprise_linux:8::crb | All versions | 0:2.3.1-1.el8 |
openjpeg2-tools-debuginfo Red Hat:enterprise_linux:8::crb | All versions | 0:2.3.1-1.el8 |
Products include Canonical Ubuntu Linux, Debian Debian Linux, Oracle Georaster, Uclouvain Openjpeg.
How do I fix CVE-2018-6616?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2018-6616 being exploited?
There is no known exploitation of CVE-2018-6616 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as ALPINE-CVE-2018-6616, DEBIAN-CVE-2018-6616, GHSA-h8r6-v22m-3qfh, RHBA-2019:3408, RHEA-2019:2270, UBUNTU-CVE-2018-6616.