GSD-2021-1001843
userfaultfd: fix a race between writeprotect and exit_mmap()
userfaultfd: fix a race between writeprotect and exit_mmap()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.76 by commit 3cda4bfffd4f755645577aaa9e96a606657b4525, it was introduced in version v5.7 by commit 63b2d4174c4ad1f40b48d7138e71bcb564c1fe03. For more details please see the references link.
What each source reports
OSV No score
userfaultfd: fix a race between writeprotect and exit_mmap()
userfaultfd: fix a race between writeprotect and exit_mmap()
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.76 by commit 3cda4bfffd4f755645577aaa9e96a606657b4525, it was introduced in version v5.7 by commit 63b2d4174c4ad1f40b48d7138e71bcb564c1fe03. For more details please see the references link.
- Record
GSD-2021-1001843- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
KernelLinux |
Listed versions, plus commit ranges v5.10v5.10-rc1v5.10-rc2v5.10-rc3v5.10-rc4 Show 45 moreShow lessv5.10-rc5v5.10-rc6v5.10-rc7v5.10.1v5.10.10v5.10.11v5.10.12v5.10.13v5.10.14v5.10.15v5.10.16v5.10.17v5.10.18v5.10.19v5.10.2v5.10.20v5.10.21v5.10.22v5.10.23v5.10.24v5.10.25v5.10.26v5.10.27v5.10.28v5.10.29v5.10.3v5.10.30v5.10.31v5.10.32v5.10.33v5.10.34v5.10.35v5.10.36v5.10.37v5.10.38v5.10.39v5.10.4v5.10.40v5.10.41v5.10.42v5.10.43v5.10.44v5.10.45v5.10.46v5.10.47 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
GSD-2021-1001843 is a vulnerability with no CVSS score yet in Kernel, published October 28, 2021. No source lists public exploit code. No source names a fixed version.
Left out here: 58 versions. The JSON record has them.