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Status published
High
CVE-2021-37576
arch/powerpc/kvm/book3s_rtas.c in the Linux kernel through 5.13.5 on the powerpc...
Vulnerability Description
arch/powerpc/kvm/book3s_rtas.c in the Linux kernel through 5.13.5 on the powerpc platform allows KVM guest OS users to cause host OS memory corruption via rtas_args.nargs, aka CID-f62f3c20647e.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://lore.kernel.org/linuxppc-dev/87im0x1lqi.fsf%40mpe.ellerman.id.au/T/#u
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f62f3c20647ebd5fb6ecb8f0b477b9281c44c10a
- http://www.openwall.com/lists/oss-security/2021/07/27/2
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z2YZ2DNURMYYVDT2NYAFDESJC35KCUDS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDFA7DSQIPM7XPNXJBXFWXHJFVUBCAG6/
- https://security.netapp.com/advisory/ntap-20210917-0005/
- https://www.debian.org/security/2021/dsa-4978
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Affected Vendor
linux
View all reports →Affected Software
linux kernel, fedora
Vulnerable Versions:
3.10, 4.5, 4.10, 4.15, 4.20, 5.5, 5.11, 33, 34
Timeline
Official Publish:
July 26th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.