Critical severity9.8NVD Advisory· Published Oct 9, 2018· Updated Jun 17, 2026
CVE-2018-17963
CVE-2018-17963
Description
qemu_deliver_packet_iov in net/net.c in Qemu accepts packet sizes greater than INT_MAX, which allows attackers to cause a denial of service or possibly have unspecified other impact.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
43- osv-coords42 versionspkg:rpm/opensuse/qemu&distro=openSUSE%20Tumbleweedpkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kvm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg: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%20Desktop%2012%20SP4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg: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%2012%20SP4pkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/qemu&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg: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%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/qemu&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/xen&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP4pkg:rpm/suse/xen&distro=SUSE%20OpenStack%20Cloud%207
< 6.1.0-32.1+ 41 more
- (no CPE)range: < 6.1.0-32.1
- (no CPE)range: < 1.4.2-53.26.2
- (no CPE)range: < 1.4.2-53.26.2
- (no CPE)range: < 1.4.2-53.26.2
- (no CPE)range: < 1.4.2-60.18.2
- (no CPE)range: < 1.4.2-60.18.2
- (no CPE)range: < 2.6.2-41.46.2
- (no CPE)range: < 2.9.1-6.22.3
- (no CPE)range: < 2.11.2-5.5.1
- (no CPE)range: < 2.11.2-9.12.2
- (no CPE)range: < 2.11.2-9.12.2
- (no CPE)range: < 2.3.1-33.17.1
- (no CPE)range: < 2.6.2-41.46.2
- (no CPE)range: < 2.6.2-41.46.2
- (no CPE)range: < 2.9.1-6.22.3
- (no CPE)range: < 2.11.2-5.5.1
- (no CPE)range: < 2.0.2-48.46.2
- (no CPE)range: < 2.3.1-33.17.1
- (no CPE)range: < 2.6.2-41.46.2
- (no CPE)range: < 2.9.1-6.22.3
- (no CPE)range: < 2.11.2-5.5.1
- (no CPE)range: < 2.6.2-41.46.2
- (no CPE)range: < 4.7.6_05-43.42.1
- (no CPE)range: < 4.9.3_03-3.44.2
- (no CPE)range: < 4.11.1_02-2.3.1
- (no CPE)range: < 4.2.5_21-45.30.1
- (no CPE)range: < 4.4.4_38-61.40.1
- (no CPE)range: < 4.5.5_28-22.58.1
- (no CPE)range: < 4.7.6_05-43.42.1
- (no CPE)range: < 4.7.6_05-43.42.1
- (no CPE)range: < 4.9.3_03-3.44.2
- (no CPE)range: < 4.11.1_02-2.3.1
- (no CPE)range: < 4.4.4_40-22.77.1
- (no CPE)range: < 4.4.4_38-61.40.1
- (no CPE)range: < 4.5.5_28-22.58.1
- (no CPE)range: < 4.7.6_05-43.42.1
- (no CPE)range: < 4.9.3_03-3.44.2
- (no CPE)range: < 4.11.1_02-2.3.1
- (no CPE)range: < 4.4.4_38-61.40.1
- (no CPE)range: < 4.9.3_03-3.44.2
- (no CPE)range: < 4.11.1_02-2.3.1
- (no CPE)range: < 4.7.6_05-43.42.1
Patches
Vulnerability mechanics
References
9- lists.gnu.org/archive/html/qemu-devel/2018-09/msg03267.htmlnvdMailing ListPatchThird Party Advisory
- lists.gnu.org/archive/html/qemu-devel/2018-11/msg06054.htmlnvdMailing ListPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2018/10/08/1nvdMailing ListThird Party Advisory
- access.redhat.com/errata/RHSA-2019:2166nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2019:2425nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2019:2553nvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2018/11/msg00038.htmlnvdMailing ListThird Party Advisory
- usn.ubuntu.com/3826-1/nvdThird Party Advisory
- www.debian.org/security/2018/dsa-4338nvdThird Party Advisory
News mentions
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