High severity7.0NVD Advisory· Published Apr 29, 2020· Updated Jun 17, 2026
CVE-2020-11884
CVE-2020-11884
Description
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 enable_sacf_uaccess in arch/s390/lib/uaccess.c that fails to protect against a concurrent page table upgrade, aka CID-3f777e19d171. A crash could also occur.
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Affected products
2- Linux/kerneldescription
- Range: >=4.19, <=5.6.7
Patches
Vulnerability mechanics
References
10- git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/nvdMailing ListPatchVendor Advisory
- git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/nvdPatchVendor Advisory
- security.netapp.com/advisory/ntap-20200608-0001/nvdThird Party Advisory
- usn.ubuntu.com/4342-1/nvdThird Party Advisory
- usn.ubuntu.com/4343-1/nvdThird Party Advisory
- usn.ubuntu.com/4345-1/nvdThird Party Advisory
- www.debian.org/security/2020/dsa-4667nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3TZBP2HINNAX7HKHCOUMIFVQPV6GWMCZ/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AQUVKC3IPUC5B374VVAZV4J5P3GAUGSW/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZKVJMS4GQRH5SO35WM5GINCFAGXQ3ZW6/nvd
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