Out-of-Bounds Affecting kernel-devel package, versions <0:3.10.0-1127.18.2.el7
Threat Intelligence
EPSS
0.05% (25th
percentile)
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Test your applications- Snyk ID SNYK-RHEL7-KERNELDEVEL-7973163
- published 14 Sep 2024
- disclosed 4 Jun 2020
Introduced: 4 Jun 2020
CVE-2020-10757 Open this link in a new tabHow to fix?
Upgrade RHEL:7 kernel-devel to version 0:3.10.0-1127.18.2.el7 or higher.
This issue was patched in RHSA-2020:3220.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-devel package and not the kernel-devel package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allows a local attacker with access to a DAX enabled storage to escalate their privileges on the system.
References
- https://security.netapp.com/advisory/ntap-20200702-0004/
- https://access.redhat.com/security/cve/CVE-2020-10757
- https://www.debian.org/security/2020/dsa-4698
- https://www.debian.org/security/2020/dsa-4699
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2NVM63MYMC/
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5bfea2d9b17f1034a68147a8b03b9789af5700f9
- https://www.openwall.com/lists/oss-security/2020/06/04/4
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1842525
- https://access.redhat.com/errata/RHSA-2020:3220
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
- https://usn.ubuntu.com/4426-1/
- https://usn.ubuntu.com/4439-1/
- https://usn.ubuntu.com/4440-1/
- https://usn.ubuntu.com/4483-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2NVM63MYMC/
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