Unrated severityNVD Advisory· Published Mar 15, 2021· Updated Aug 3, 2024

CVE-2021-28375

Description

An issue was discovered in the Linux kernel through 5.11.6. fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages, aka CID-20c40794eb85. This is a related issue to CVE-2019-2308.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Linux/Linux kerneldescription
Ubuntu/Linux Kernelllm-fuzzy
Range: <=5.11.6
osv-coords74 versions
pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-preempt&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-preempt&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.2 pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.3 pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP2 pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP3 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.0 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.0 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3 pkg:rpm/suse/kernel-livepatch-SLE15-SP2_Update_12&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP2 pkg:rpm/suse/kernel-livepatch-SLE15-SP3_Update_1&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP2 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3 pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP2 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.0 pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP2 pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP2 pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP3 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP2 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP2 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP3 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP2 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP3 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP2 pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3
< 5.3.18-59.5.2+ 73 more
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-38.3.1
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-lp152.69.1.lp152.8.28.1
- (no CPE)range: < 5.3.18-59.5.2.18.2.2
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.1
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.1
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-lp152.3.8.1
- (no CPE)range: < 5.3.18-lp152.3.8.1
- (no CPE)range: < 5.3.18-38.3.1
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-lp152.3.8.1
- (no CPE)range: < 5.3.18-38.3.1
- (no CPE)range: < 5.3.18-lp152.69.1
- (no CPE)range: < 5.3.18-59.5.1
- (no CPE)range: < 5.3.18-lp152.3.8.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-18.41.1
- (no CPE)range: < 5.3.18-38.3.1
- (no CPE)range: < 5.3.18-24.61.1.9.26.4
- (no CPE)range: < 5.3.18-24.61.1.9.26.4
- (no CPE)range: < 5.3.18-59.5.2.18.2.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 1-5.3.4
- (no CPE)range: < 1-7.5.1
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.1
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-33.1
- (no CPE)range: < 5.3.18-8.7.1
- (no CPE)range: < 5.3.18-33.1
- (no CPE)range: < 5.3.18-18.41.1
- (no CPE)range: < 5.3.18-38.3.1
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.2
- (no CPE)range: < 5.3.18-33.1
- (no CPE)range: < 5.3.18-18.41.1
- (no CPE)range: < 5.3.18-38.3.1
- (no CPE)range: < 5.3.18-24.61.1
- (no CPE)range: < 5.3.18-59.5.1
- (no CPE)range: < 5.3.18-33.1
- (no CPE)range: < 5.3.18-59.5.2

Patches

Vulnerability mechanics

References

lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OMRQVOTASD3VZP6GE4JJHE27QU6FHTZ6/mitrevendor-advisoryx_refsource_FEDORA
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TJPVQZPY3DHPV5I3IVNMSMO6D3PKZISX/mitrevendor-advisoryx_refsource_FEDORA
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XAUNYDTGE6MB4NWL2SIHPCODCLET3JZB/mitrevendor-advisoryx_refsource_FEDORA
lore.kernel.org/stable/YD03ew7+6v0XPh6l%40kroah.com/mitrex_refsource_MISC
security.netapp.com/advisory/ntap-20210401-0003/mitrex_refsource_CONFIRM

News mentions

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