Description
The Linux kernel through 5.7.11 allows remote attackers to make observations that help to obtain sensitive information about the internal state of the network RNG, aka CID-f227e3ec3b5c. This is related to drivers/char/random.c and kernel/time/timer.c.
Metrics
CVSS 3.1 3.7/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.htmlMailing List, Third Party Advisory
- https://arxiv.org/pdf/2012.07432.pdfTechnical Description, Third Party Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f227e3ec3b5cad859ad15666874405e8c1bbc1d4Patch, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c51f8f88d705e06bd696d7510aff22b33eb8e638Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/f227e3ec3b5cad859ad15666874405e8c1bbc1d4Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/09/msg00025.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AAPTLPAEKVAJYJ4LHN7VH4CN2W75R2YW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MFBCLQWJI5I4G25TVJNLXLAXJ4MERQNW/
- https://security.netapp.com/advisory/ntap-20200814-0004/Third Party Advisory
- https://usn.ubuntu.com/4525-1/Third Party Advisory
- https://usn.ubuntu.com/4526-1/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.htmlMailing List, Third Party Advisory
- https://arxiv.org/pdf/2012.07432.pdfTechnical Description, Third Party Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f227e3ec3b5cad859ad15666874405e8c1bbc1d4Patch, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c51f8f88d705e06bd696d7510aff22b33eb8e638Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/f227e3ec3b5cad859ad15666874405e8c1bbc1d4Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/09/msg00025.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AAPTLPAEKVAJYJ4LHN7VH4CN2W75R2YW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MFBCLQWJI5I4G25TVJNLXLAXJ4MERQNW/
- https://security.netapp.com/advisory/ntap-20200814-0004/Third Party Advisory
- https://usn.ubuntu.com/4525-1/Third Party Advisory
- https://usn.ubuntu.com/4526-1/Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
Timeline
- Published
- Jul 30, 2020
- Last modified
- Jun 17, 2026
- NVD status
- Modified