VulnerabilityModified
CVE-2021-3669
A flaw was found in the Linux kernel.
MEDIUM 5.5EPSS 0.29%
Does this matter?
Lower severity and a low EPSS score (0.29%). Track it; it rarely justifies an emergency change on its own.
Description
A flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.29% probability · 22th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400, CWE-770
- Affected
- linux/linux kernel · ibm/spectrum copy data management · ibm/spectrum protect plus · debian/debian linux · fedoraproject/fedora · redhat/build of quarkus · redhat/developer tools · redhat/enterprise linux · redhat/enterprise linux aus · redhat/enterprise linux for ibm z systems · redhat/enterprise linux for ibm z systems eus · redhat/enterprise linux for power little endian · redhat/enterprise linux for power little endian eus · redhat/enterprise linux for real time · redhat/enterprise linux for real time for nfv · redhat/enterprise linux for real time for nfv tus · redhat/enterprise linux for real time tus · redhat/enterprise linux server aus · redhat/enterprise linux server for power little endian update services for sap solutions · redhat/enterprise linux server tus · +3 more
- Source
- secalert@redhat.com
References
- https://access.redhat.com/security/cve/CVE-2021-3669Issue Tracking, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1980619Issue Tracking, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1986473Issue Tracking, Permissions Required
- https://security-tracker.debian.org/tracker/CVE-2021-3669Issue Tracking, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-3669Issue Tracking, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1980619Issue Tracking, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1986473Issue Tracking, Permissions Required
- https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html
- https://security-tracker.debian.org/tracker/CVE-2021-3669Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.