Unrated severityNVD Advisory· Published Jul 9, 2021· Updated Aug 3, 2024
CVE-2021-3612
CVE-2021-3612
Description
An out-of-bounds memory write flaw was found in the Linux kernel's joystick devices subsystem in versions before 5.9-rc1, in the way the user calls ioctl JSIOCSBTNMAP. This flaw allows a local user to crash the system or possibly escalate their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
115- Linux/Linux kerneldescription
- Range: <5.9-rc1
- osv-coords113 versionspkg:rpm/almalinux/bpftoolpkg:rpm/almalinux/kernelpkg:rpm/almalinux/kernel-abi-stablelistspkg:rpm/almalinux/kernel-corepkg:rpm/almalinux/kernel-cross-headerspkg:rpm/almalinux/kernel-debugpkg:rpm/almalinux/kernel-debug-corepkg:rpm/almalinux/kernel-debug-develpkg:rpm/almalinux/kernel-debug-modulespkg:rpm/almalinux/kernel-debug-modules-extrapkg:rpm/almalinux/kernel-develpkg:rpm/almalinux/kernel-docpkg:rpm/almalinux/kernel-headerspkg:rpm/almalinux/kernel-modulespkg:rpm/almalinux/kernel-modules-extrapkg:rpm/almalinux/kernel-toolspkg:rpm/almalinux/kernel-tools-libspkg:rpm/almalinux/kernel-tools-libs-develpkg:rpm/almalinux/perfpkg:rpm/almalinux/python3-perfpkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-preempt&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-preempt&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP2pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP3pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP2_Update_17&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP2pkg:rpm/suse/kernel-livepatch-SLE15-SP3_Update_5&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP2pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP2pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP2pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP2pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP3pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP2pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP2pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP3pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP5pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP2pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/kgraft-patch-SLE12-SP5_Update_21&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5
< 4.18.0-372.9.1.el8+ 112 more
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 4.18.0-372.9.1.el8
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-38.17.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-lp152.84.1.lp152.8.38.1
- (no CPE)range: < 5.3.18-59.19.1.18.10.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-38.17.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-38.17.1
- (no CPE)range: < 5.3.18-lp152.84.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-18.58.1
- (no CPE)range: < 5.3.18-38.17.1
- (no CPE)range: < 4.12.14-16.65.1
- (no CPE)range: < 4.12.14-16.65.1
- (no CPE)range: < 5.3.18-24.75.3.9.34.3
- (no CPE)range: < 5.3.18-24.75.3.9.34.3
- (no CPE)range: < 5.3.18-59.19.1.18.10.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-24.75.2
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 1-5.3.3
- (no CPE)range: < 1-7.3.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-24.75.3
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 4.12.14-10.54.1
- (no CPE)range: < 5.3.18-45.3
- (no CPE)range: < 5.3.18-45.3
- (no CPE)range: < 4.12.14-10.54.1
- (no CPE)range: < 5.3.18-45.3
- (no CPE)range: < 5.3.18-18.58.1
- (no CPE)range: < 5.3.18-38.17.1
- (no CPE)range: < 4.12.14-16.65.1
- (no CPE)range: < 4.12.14-16.65.1
- (no CPE)range: < 5.3.18-24.75.2
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 5.3.18-24.75.2
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 4.12.14-10.54.1
- (no CPE)range: < 5.3.18-45.3
- (no CPE)range: < 5.3.18-18.58.1
- (no CPE)range: < 5.3.18-38.17.1
- (no CPE)range: < 4.12.14-16.65.1
- (no CPE)range: < 4.12.14-16.65.1
- (no CPE)range: < 5.3.18-24.75.1
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 4.12.14-122.80.1
- (no CPE)range: < 4.12.14-10.54.1
- (no CPE)range: < 5.3.18-45.2
- (no CPE)range: < 5.3.18-59.19.1
- (no CPE)range: < 1-8.3.1
Patches
Vulnerability mechanics
References
7- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKGI562LFV5MESTMVTCG5RORSBT6NGBN/mitrevendor-advisoryx_refsource_FEDORA
- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- lists.debian.org/debian-lts-announce/2021/10/msg00010.htmlmitremailing-listx_refsource_MLIST
- lists.debian.org/debian-lts-announce/2021/12/msg00012.htmlmitremailing-listx_refsource_MLIST
- lore.kernel.org/linux-input/20210620120030.1513655-1-avlarkin82%40gmail.com/mitrex_refsource_MISC
- security.netapp.com/advisory/ntap-20210805-0005/mitrex_refsource_CONFIRM
- www.oracle.com/security-alerts/cpujul2022.htmlmitrex_refsource_MISC
News mentions
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