CVE-2020-10742: Buffer Overflow
First published: Wed May 13 2020(Updated: )
A flaw was found in the Linux kernel. An index buffer overflow during Direct IO write leading to the NFS client to crash. In some cases, a reach out of the index after one memory allocation by kmalloc will cause a kernel panic. The highest threat from this vulnerability is to data confidentiality and system availability.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <0:3.10.0-1160.rt56.1131.el7 | 0:3.10.0-1160.rt56.1131.el7 |
| redhat/kernel | <0:3.10.0-1160.el7 | 0:3.10.0-1160.el7 |
| Linux Linux kernel | ||
| Redhat Enterprise Linux | =6.0 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1835127
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1824270
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1835128
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1835127#c4
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1835127#c3
- https://access.redhat.com/errata/RHSA-2020:4062
- https://access.redhat.com/errata/RHSA-2020:4060
- https://access.redhat.com/security/cve/cve-2020-10742
- https://www.cve.org/CVERecord?id=CVE-2020-10742 https://nvd.nist.gov/vuln/detail/CVE-2020-10742
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