Medium severity5.5NVD Advisory· Published Mar 12, 2018· Updated Jun 17, 2026
CVE-2018-7858
CVE-2018-7858
Description
Quick Emulator (aka QEMU), when built with the Cirrus CLGD 54xx VGA Emulator support, allows local guest OS privileged users to cause a denial of service (out-of-bounds access and QEMU process crash) by leveraging incorrect region calculation when updating VGA display.
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Affected products
10- osv-coords9 versionspkg:rpm/opensuse/qemu&distro=openSUSE%20Tumbleweedpkg:rpm/suse/qemu&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/qemu&distro=SUSE%20OpenStack%20Cloud%207
< 6.1.0-32.1+ 8 more
- (no CPE)range: < 6.1.0-32.1
- (no CPE)range: < 2.6.2-41.49.1
- (no CPE)range: < 2.9.1-6.28.1
- (no CPE)range: < 2.6.2-41.49.1
- (no CPE)range: < 2.6.2-41.49.1
- (no CPE)range: < 2.9.1-6.28.1
- (no CPE)range: < 2.6.2-41.49.1
- (no CPE)range: < 2.9.1-6.28.1
- (no CPE)range: < 2.6.2-41.49.1
Patches
Vulnerability mechanics
References
9- www.openwall.com/lists/oss-security/2018/03/09/1nvdMailing ListPatchThird Party Advisory
- lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.htmlnvdMailing ListPatchVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.htmlnvdMailing ListRelease NotesThird Party Advisory
- www.securityfocus.com/bid/103350nvdThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2018:1369nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:1416nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:2162nvdThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
- usn.ubuntu.com/3649-1/nvdThird Party Advisory
News mentions
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