CVE-2021-37576
CVSS V2 High 7.2
CVSS V3 High 7.8
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.
Overview
- CVE ID
- CVE-2021-37576
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-07-26T22:15:08
- Last Modified Date
- 2023-03-01T20:15:25
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 5.13.5 | |
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:C/I:C/A:C
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 7.2
- Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://lore.kernel.org/linuxppc-dev/87im0x1lqi.fsf@mpe.ellerman.id.au/T/#u | Exploit Mailing List Patch Vendor Advisory |
| https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f62f3c20647ebd5fb6ecb8f0b477b9281c44c10a | Patch Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2021/07/27/2 | Exploit Mailing List Patch Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z2YZ2DNURMYYVDT2NYAFDESJC35KCUDS/ | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WDFA7DSQIPM7XPNXJBXFWXHJFVUBCAG6/ | Mailing List Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20210917-0005/ | Third Party Advisory |
| https://www.debian.org/security/2021/dsa-4978 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-37576 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37576 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:51:27 | Added to TrackCVE | |||
| 2022-12-05 06:58:49 | 2021-07-26T22:15Z | 2021-07-26T22:15:08 | CVE Published Date | updated |
| 2022-12-05 06:58:49 | 2021-10-18T11:55:56 | CVE Modified Date | updated | |
| 2022-12-05 06:58:49 | Analyzed | Vulnerability Status | updated | |
| 2023-03-01 13:11:54 | Analyzed | Undergoing Analysis | Vulnerability Status | updated |
| 2023-03-01 22:13:32 | 2023-03-01T20:15:25 | CVE Modified Date | updated | |
| 2023-03-01 22:13:32 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |