Bug 1619751 (CVE-2018-15910)
| Summary: | CVE-2018-15910 ghostscript: LockDistillerParams type confusion (699656) | ||
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| Product: | [Other] Security Response | Reporter: | Stefan Cornelius <scorneli> |
| Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
| Status: | CLOSED ERRATA | QA Contact: | |
| Severity: | high | Docs Contact: | |
| Priority: | high | ||
| Version: | unspecified | CC: | abhgupta, ahardin, bleanhar, ccoleman, dbaker, dedgar, jgoulding, jokerman, mchappel, mosvald, sthangav, trankin, twaugh, yozone, zdohnal |
| Target Milestone: | --- | Keywords: | Security |
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | ghostscript 9.24 | Doc Type: | If docs needed, set a value |
| Doc Text: |
It was discovered that the type of the LockDistillerParams parameter is not properly verified. An attacker could possibly exploit this to bypass the -dSAFER protection and crash ghostscript or, possibly, execute arbitrary code in the ghostscript context via a specially crafted PostScript document.
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Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | 2018-11-19 13:17:28 UTC | Type: | --- |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 1621157, 1621160, 1621163, 1654358 | ||
| Bug Blocks: | 1619570 | ||
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Description
Stefan Cornelius
2018-08-21 16:10:58 UTC
External References: http://seclists.org/oss-sec/2018/q3/142 Mitigation: Please see https://bugzilla.redhat.com/show_bug.cgi?id=1619748#c3 Acknowledgments: Name: Tavis Ormandy (Google Project Zero) Statement: This issue affects the versions of ghostscript as shipped with Red Hat Enterprise Linux 6 and 7. Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Important, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2018:2918 https://access.redhat.com/errata/RHSA-2018:2918 Created ghostscript tracking bugs for this issue: Affects: fedora-all [bug 1654358] |