CVE-2018-15910: Incorrect Type Cast
First published: Tue Aug 21 2018(Updated: )
In Artifex Ghostscript before 9.24, attackers able to supply crafted PostScript files could use a type confusion in the LockDistillerParams parameter to crash the interpreter or execute code.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Artifex Ghostscript | <9.24 | |
| Redhat Enterprise Linux Desktop | =7.0 | |
| Redhat Enterprise Linux Server | =7.0 | |
| Redhat Enterprise Linux Server Eus | =7.5 | |
| Redhat Enterprise Linux Workstation | =7.0 | |
| Artifex Gpl Ghostscript | <9.26 | |
| Pulsesecure Pulse Connect Secure | >=8.2r1.0<8.2r12.1 | |
| Pulsesecure Pulse Connect Secure | >=8.3r1<8.3r7.1 | |
| Pulsesecure Pulse Connect Secure | >=9.0r1<9.0r3.4 | |
| redhat/ghostscript | <9.24 | 9.24 |
| debian/ghostscript | 9.53.3~dfsg-7+deb11u7 9.53.3~dfsg-7+deb11u9 10.0.0~dfsg-11+deb12u5 10.0.0~dfsg-11+deb12u6 10.04.0~dfsg-1 10.04.0~dfsg-2 |
Remedy
http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=c3476dde7743761a4e1d39a631716199b696b880
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Reference Links
- http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=c3476dde7743761a4e1d39a631716199b696b880
- http://www.securityfocus.com/bid/105122
- https://access.redhat.com/errata/RHSA-2018:2918
- https://bugs.ghostscript.com/show_bug.cgi?id=699656
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101
- https://lists.debian.org/debian-lts-announce/2018/09/msg00015.html
- https://security.gentoo.org/glsa/201811-12
- https://support.f5.com/csp/article/K22141757?utm_source=f5support&utm_medium=RSS
- https://usn.ubuntu.com/3768-1/
- https://www.debian.org/security/2018/dsa-4288
- https://www.kb.cert.org/vuls/id/332928
- https://support.f5.com/csp/article/K22141757?utm_source=f5support&amp;utm_medium=RSS
- https://launchpad.net/bugs/cve/CVE-2018-15910
- http://seclists.org/oss-sec/2018/q3/142
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1619748#c3
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=c3476dde
- https://access.redhat.com/support/policy/updates/errata/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1654358
- https://bugzilla.redhat.com/show_bug.cgi?id=1619751
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=c3476dde7743761a4e1d39a631716199b696b880
- https://support.f5.com/csp/article/K22141757?utm_source=f5support&%3Butm_medium=RSS
- https://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=c3476dde7743761a4e1d39a631716199b696b880
- https://security-tracker.debian.org/tracker/CVE-2018-15910
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15910
- https://nvd.nist.gov/vuln/detail/CVE-2018-15910
- https://ubuntu.com/security/CVE-2018-15910
Frequently Asked Questions
What is CVE-2018-15910?
CVE-2018-15910 is a vulnerability in Artifex Ghostscript before 9.24 that allows attackers to crash the interpreter or execute code by supplying crafted PostScript files.
Which software is affected by CVE-2018-15910?
CVE-2018-15910 affects Artifex Ghostscript versions up to and including 9.24, Debian Linux 8.0 and 9.0, Canonical Ubuntu Linux 14.04, 16.04, and 18.04, Redhat Enterprise Linux Desktop, Server, and Workstation 7.0, Redhat Enterprise Linux Server Eus 7.5, Artifex GPL Ghostscript up to 9.26, and Pulsesecure Pulse Connect Secure versions 8.2r1.0 to 8.2r12.1, 8.3r1 to 8.3r7.1, and 9.0r1 to 9.0r3.4.
What is the severity rating of CVE-2018-15910?
CVE-2018-15910 has a severity rating of 7.8 (high).
How can I fix CVE-2018-15910?
To fix CVE-2018-15910, update Artifex Ghostscript to version 9.24, Debian Linux to the recommended version, Canonical Ubuntu Linux to the recommended version, Redhat Enterprise Linux to the recommended version, Artifex GPL Ghostscript to version 9.27, and Pulsesecure Pulse Connect Secure to the recommended version.
Where can I find more information about CVE-2018-15910?
You can find more information about CVE-2018-15910 at the following references: [http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=c3476dde7743761a4e1d39a631716199b696b880], [https://www.kb.cert.org/vuls/id/332928], [https://bugs.ghostscript.com/show_bug.cgi?id=699656].
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