CVE-2020-11884
- Source
- https://cve.org/CVERecord?id=CVE-2020-11884
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-11884.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2020-11884
- Downstream
- Withdrawn
- 2026-01-27T04:16:45.875284Z
- Published
- 2020-04-29T13:15:11Z
- Modified
- 2026-01-27T04:16:45.875284Z
- Severity
-
- 7.0 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
In the Linux kernel 4.19 through 5.6.7 on the s390 platform, code execution may occur because of a race condition, as demonstrated by code in enablesacfuaccess in arch/s390/lib/uaccess.c that fails to protect against a concurrent page table upgrade, aka CID-3f777e19d171. A crash could also occur.
- References
-
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=215d1f3928713d6eaec67244bcda72105b898000
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3f777e19d171670ab558a6d5e6b1ac7f9b6c574f
- https://security.netapp.com/advisory/ntap-20200608-0001/
- https://usn.ubuntu.com/4342-1/
- https://usn.ubuntu.com/4343-1/
- https://usn.ubuntu.com/4345-1/
- https://www.debian.org/security/2020/dsa-4667
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3TZBP2HINNAX7HKHCOUMIFVQPV6GWMCZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AQUVKC3IPUC5B374VVAZV4J5P3GAUGSW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZKVJMS4GQRH5SO35WM5GINCFAGXQ3ZW6/