Buffer Overflow Affecting kernel-debug-devel package, versions <0:4.18.0-240.el8
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUGDEVEL-3817203
- published 26 Jul 2021
- disclosed 3 Mar 2020
Introduced: 3 Mar 2020
CVE-2020-12465 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-debug-devel to version 0:4.18.0-240.el8 or higher.
This issue was patched in RHSA-2020:4431.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-devel package and not the kernel-debug-devel package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
An array overflow was discovered in mt76_add_fragment in drivers/net/wireless/mediatek/mt76/dma.c in the Linux kernel before 5.5.10, aka CID-b102f0c522cf. An oversized packet with too many rx fragments can corrupt memory of adjacent pages.
References
- https://security.netapp.com/advisory/ntap-20200608-0001/
- https://access.redhat.com/security/cve/CVE-2020-12465
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.10
- https://github.com/torvalds/linux/commit/b102f0c522cf668c8382c56a4f771b37d011cda2
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b102f0c522cf668c8382c56a4f771b37d011cda2
- https://access.redhat.com/errata/RHSA-2020:4431