CVEvulnerability
CVE-2021-37576
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-07-26
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-787
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.
Affected configurations
• linux linux kernel (>= 3.10 < 4.4.277)
• linux linux kernel (>= 4.5 < 4.9.277)
• linux linux kernel (>= 4.10 < 4.14.241)
• linux linux kernel (>= 4.15 < 4.19.199)
• linux linux kernel (>= 4.20 < 5.4.136)
• linux linux kernel (>= 5.5 < 5.10.54)
• linux linux kernel (>= 5.11 < 5.13.6)
• fedoraproject fedora 33
• fedoraproject fedora 34
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- http://www.openwall.com/lists/oss-security/2021/07/27/2 Exploit, Mailing List, Patch, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f62f3c20647ebd5fb6ecb8f0b477b9281c44c10a Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDFA7DSQIPM7XPNXJBXFWXHJFVUBCAG6/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z2YZ2DNURMYYVDT2NYAFDESJC35KCUDS/ lists.fedoraproject.org
- https://lore.kernel.org/linuxppc-dev/87im0x1lqi.fsf%40mpe.ellerman.id.au/T/#u lore.kernel.org
- https://security.netapp.com/advisory/ntap-20210917-0005/ Third Party Advisory
- https://www.debian.org/security/2021/dsa-4978 Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/07/27/2 Exploit, Mailing List, Patch, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f62f3c20647ebd5fb6ecb8f0b477b9281c44c10a Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDFA7DSQIPM7XPNXJBXFWXHJFVUBCAG6/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z2YZ2DNURMYYVDT2NYAFDESJC35KCUDS/ lists.fedoraproject.org
- https://lore.kernel.org/linuxppc-dev/87im0x1lqi.fsf%40mpe.ellerman.id.au/T/#u lore.kernel.org
- https://security.netapp.com/advisory/ntap-20210917-0005/ Third Party Advisory
- https://www.debian.org/security/2021/dsa-4978 Third Party Advisory