Unrated severityNVD Advisory· Published Feb 10, 2021· Updated Aug 3, 2024
CVE-2021-27135
CVE-2021-27135
Description
xterm before Patch #366 allows remote attackers to execute arbitrary code or cause a denial of service (segmentation fault) via a crafted UTF-8 combining character sequence.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
37- xterm/xtermdescription
- osv-coords35 versionspkg:rpm/almalinux/xtermpkg:rpm/almalinux/xterm-resizepkg:rpm/opensuse/xterm&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/xterm&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/xterm&distro=openSUSE%20Tumbleweedpkg:rpm/suse/xterm&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/xterm&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/xterm&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/xterm&distro=SUSE%20Manager%20Proxy%204.0pkg:rpm/suse/xterm&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.0pkg:rpm/suse/xterm&distro=SUSE%20Manager%20Server%204.0pkg:rpm/suse/xterm&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/xterm&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/xterm&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/xterm&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 331-1.el8_3.2+ 34 more
- (no CPE)range: < 331-1.el8_3.2
- (no CPE)range: < 331-1.el8_3.2
- (no CPE)range: < 330-lp152.6.3.1
- (no CPE)range: < 330-11.3.1
- (no CPE)range: < 368-2.2
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-11.3.1
- (no CPE)range: < 330-11.3.1
- (no CPE)range: < 238-3.3.1
- (no CPE)range: < 238-3.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 330-4.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
- (no CPE)range: < 308-5.3.1
Patches
Vulnerability mechanics
References
13- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/35LK2ZXEIJUOGOA7FV2TJL3L6LFJ4X5S/mitrevendor-advisoryx_refsource_FEDORA
- security.gentoo.org/glsa/202208-22mitrevendor-advisoryx_refsource_GENTOO
- seclists.org/fulldisclosure/2021/May/52mitremailing-listx_refsource_FULLDISC
- www.openwall.com/lists/oss-security/2021/02/10/7mitremailing-listx_refsource_MLIST
- access.redhat.com/security/cve/CVE-2021-27135mitrex_refsource_MISC
- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- bugzilla.suse.com/show_bug.cgimitrex_refsource_CONFIRM
- github.com/ThomasDickey/xterm-snapshots/commit/82ba55b8f994ab30ff561a347b82ea340ba7075cmitrex_refsource_CONFIRM
- invisible-island.net/xterm/xterm.log.htmlmitrex_refsource_CONFIRM
- lists.debian.org/debian-lts-announce/2021/02/msg00019.htmlmitremailing-listx_refsource_MLIST
- news.ycombinator.com/itemmitrex_refsource_MISC
- www.openwall.com/lists/oss-security/2021/02/09/7mitrex_refsource_MISC
- www.openwall.com/lists/oss-security/2021/02/09/9mitrex_refsource_MISC
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