CVE-2020-14356: Use After Free
First published: Sun May 31 2020(Updated: )
A flaw null pointer dereference in the Linux kernel cgroupv2 subsystem in versions before 5.7.10 was found in the way when reboot the system. A local user could use this flaw to crash the system or escalate their privileges on the system.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <0:4.18.0-305.rt7.72.el8 | 0:4.18.0-305.rt7.72.el8 |
| redhat/kernel | <0:4.18.0-305.el8 | 0:4.18.0-305.el8 |
| redhat/kernel | <5.7.10 | 5.7.10 |
| Linux Linux kernel | >=4.5<4.9.231 | |
| Linux Linux kernel | >=4.10<4.14.189 | |
| Linux Linux kernel | >=4.15<4.19.134 | |
| Linux Linux kernel | >=4.20<5.4.53 | |
| Linux Linux kernel | >=5.5<5.7.10 | |
| Redhat Enterprise Linux | =8.0 | |
| openSUSE Leap | =15.1 | |
| openSUSE Leap | =15.2 | |
| Debian Debian Linux | =9.0 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| Netapp Active Iq Unified Manager Vmware Vsphere | ||
| Netapp Cloud Backup | ||
| Netapp Hci Management Node | ||
| Netapp Solidfire | ||
| All of | ||
| Netapp Solidfire Baseboard Management Controller Firmware | ||
| Netapp Solidfire Baseboard Management Controller | ||
| Netapp Solidfire Baseboard Management Controller Firmware | ||
| Netapp Solidfire Baseboard Management Controller | ||
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.5-1 6.11.7-1 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2020-14356 https://nvd.nist.gov/vuln/detail/CVE-2020-14356
- https://bugzilla.redhat.com/show_bug.cgi?id=1868453
- https://access.redhat.com/errata/RHSA-2021:1739
- https://access.redhat.com/errata/RHSA-2021:1578
- https://access.redhat.com/security/cve/cve-2020-14356
- https://bugzilla.kernel.org/show_bug.cgi?id=208003
- https://lore.kernel.org/netdev/CAM_iQpUKQJrj8wE+Qa8NGR3P0L+5Uz=qo-O5+k_P60HzTde6aw%40mail.gmail.com/t/
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html
- https://security.netapp.com/advisory/ntap-20200904-0002/
- https://usn.ubuntu.com/4484-1/
- https://usn.ubuntu.com/4483-1/
- https://usn.ubuntu.com/4526-1/
- https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
- https://launchpad.net/bugs/cve/CVE-2020-14356
- https://github.com/torvalds/linux/commit/94886c86e833dbc8995202b6c6aaff592b7abd24
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1868479
- https://git.kernel.org/linus/ad0f75e5f57ccbceec13274e1e242f2b5a6397ed
- https://security-tracker.debian.org/tracker/CVE-2020-14356
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14356
- https://nvd.nist.gov/vuln/detail/CVE-2020-14356
- https://ubuntu.com/security/CVE-2020-14356
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