Medium severity6.3NVD Advisory· Published Nov 26, 2020· Updated Jun 17, 2026
CVE-2020-25653
CVE-2020-25653
Description
A race condition vulnerability was found in the way the spice-vdagentd daemon handled new client connections. This flaw may allow an unprivileged local guest user to become the active agent for spice-vdagentd, possibly resulting in a denial of service or information leakage from the host. The highest threat from this vulnerability is to data confidentiality as well as system availability. This flaw affects spice-vdagent versions 0.20 and prior.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
25cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- spice-vdagentd/spice-vdagentddescription
- Range: <=0.20
- osv-coords19 versionspkg:rpm/almalinux/spice-vdagentpkg:rpm/opensuse/spice-vdagent&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/spice-vdagent&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP2pkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3pkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/spice-vdagent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/spice-vdagent&distro=SUSE%20Manager%20Proxy%204.0pkg:rpm/suse/spice-vdagent&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0pkg:rpm/suse/spice-vdagent&distro=SUSE%20Manager%20Server%204.0
< 0.20.0-3.el8+ 18 more
- (no CPE)range: < 0.20.0-3.el8
- (no CPE)range: < 0.21.0-3.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.19.0-3.3.1
- (no CPE)range: < 0.21.0-3.3.1
- (no CPE)range: < 0.16.0-8.8.2
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.16.0-8.8.2
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
- (no CPE)range: < 0.17.0-4.3.1
Patches
Vulnerability mechanics
References
5- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2020/11/04/1nvdExploitMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2021/01/msg00012.htmlnvdMailing ListThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GQT56LATVTB2DJOVVJOKQVMVUXYCT2VB/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OIWJ2EIQXWEA2VDBODEATHAT37X4CREP/nvd
News mentions
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