High severity7.5OSV Advisory· Published Feb 21, 2019· Updated Jun 17, 2026
CVE-2019-8955
CVE-2019-8955
Description
In Tor before 0.3.3.12, 0.3.4.x before 0.3.4.11, 0.3.5.x before 0.3.5.8, and 0.4.x before 0.4.0.2-alpha, remote denial of service against Tor clients and relays can occur via memory exhaustion in the KIST cell scheduler.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6debian-version-0.0.1+0.0.2pre19-1, debian-version-0.0.1+0.0.2pre20-1, debian-version-0.0.1+0.0.2pre20-2, …+ 1 more
- (no CPE)range: debian-version-0.0.1+0.0.2pre19-1, debian-version-0.0.1+0.0.2pre20-1, debian-version-0.0.1+0.0.2pre20-2, …
- (no CPE)range: <0.3.3.12, <0.3.4.11, <0.3.5.8, <0.4.0.2-alpha
- osv-coords4 versionspkg:rpm/opensuse/tor&distro=openSUSE%20Leap%2015.0pkg:rpm/opensuse/tor&distro=openSUSE%20Tumbleweedpkg:rpm/suse/tor&distro=SUSE%20Package%20Hub%2012pkg:rpm/suse/tor&distro=SUSE%20Package%20Hub%2015
< 0.3.4.11-bp150.3.6.1+ 3 more
- (no CPE)range: < 0.3.4.11-bp150.3.6.1
- (no CPE)range: < 0.4.6.7-2.2
- (no CPE)range: < 0.3.4.11-bp150.3.6.1
- (no CPE)range: < 0.3.4.11-bp150.3.6.1
Patches
Vulnerability mechanics
References
4- www.securityfocus.com/bid/107136nvdThird Party AdvisoryVDB Entry
- blog.torproject.org/new-releases-tor-0402-alpha-0358-03411-and-03312nvdVendor Advisory
- trac.torproject.org/projects/tor/ticket/29168nvdVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2019-04/msg00013.htmlnvd
News mentions
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