CVE-2018-17961
First published: Tue Oct 09 2018(Updated: )
Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving errorhandler setup. NOTE: this issue exists because of an incomplete fix for CVE-2018-17183.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/ghostscript | <=9.20~dfsg-3.2<=9.25~dfsg-2 | |
| redhat/ghostscript | <9.26 | 9.26 |
| debian/ghostscript | 9.53.3~dfsg-7+deb11u7 10.0.0~dfsg-11+deb12u4 10.0.0~dfsg-11+deb12u5 10.03.1~dfsg-2 10.04.0~dfsg-1 | |
| Ghostscript | <9.25 | |
| Debian | =8.0 | |
| Debian | =9.0 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =18.10 | |
| Red Hat Enterprise Linux Desktop | =7.0 | |
| Red Hat Enterprise Linux Server | =7.0 | |
| Red Hat Enterprise Linux Server | =7.6 | |
| Red Hat Enterprise Linux Server | =7.6 | |
| Red Hat Enterprise Linux Server | =7.6 | |
| Red Hat Enterprise Linux Workstation | =7.0 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2018-17961
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17961
- https://www.openwall.com/lists/oss-security/2018/10/09/4
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1682
- https://security-tracker.debian.org/tracker/CVE-2018-18073
- https://security-tracker.debian.org/tracker/CVE-2018-18284
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=910678
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a54c9e61e7d0
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a5a9bf8c6a63
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a6807394bd94
- http://www.openwall.com/lists/oss-security/2018/10/09/4
- https://access.redhat.com/errata/RHSA-2018:3834
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
- https://bugs.ghostscript.com/show_bug.cgi?id=699816
- https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
- https://usn.ubuntu.com/3803-1/
- https://www.debian.org/security/2018/dsa-4336
- https://www.exploit-db.com/exploits/45573/
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
- https://launchpad.net/bugs/cve/CVE-2018-17961
- https://access.redhat.com/security/cve/CVE-2018-17183
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1642579
- https://access.redhat.com/support/policy/updates/errata/
- https://access.redhat.com/security/cve/CVE-2018-16509
- https://access.redhat.com/security/cve/cve-2018-16509
- https://bugzilla.redhat.com/show_bug.cgi?id=1642578
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a54c9e61e7d0
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a5a9bf8c6a63
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=a6807394bd94
- https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a54c9e61e7d02bbc620bcba9b1c208462a876afb
- https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a6807394bd94b708be24758287b606154daaaed9
- https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a5a9bf8c6a63aa4ac6874234fe8cd63e72077291
- https://nvd.nist.gov/vuln/detail/CVE-2018-17961
- https://ubuntu.com/security/CVE-2018-17961
Frequently Asked Questions
What is CVE-2018-17961?
CVE-2018-17961 is a vulnerability in Artifex Ghostscript 9.25 and earlier that allows attackers to bypass a sandbox protection mechanism.
What is the severity of CVE-2018-17961?
The severity of CVE-2018-17961 is high, with a CVSS score of 8.6.
Which software versions are affected by CVE-2018-17961?
Artifex Ghostscript versions up to and including 9.25 are affected by CVE-2018-17961.
How can I fix CVE-2018-17961?
To fix CVE-2018-17961, update Artifex Ghostscript to version 9.26 or later.
Where can I find more information about CVE-2018-17961?
You can find more information about CVE-2018-17961 at the following references: [link 1](https://www.exploit-db.com/exploits/45573/), [link 2](http://www.openwall.com/lists/oss-security/2018/10/09/4), [link 3](https://bugs.chromium.org/p/project-zero/issues/detail?id=1682).
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