Gentoo Websites Logo
Go to: Gentoo Home Documentation Forums Lists Bugs Planet Store Wiki Get Gentoo!
Bug 711128 (CVE-2020-9383) - kernel: Linux kernel through 5.5.6. set_fdc in drivers/block/floppy.c leads to a wait_til_ready out-of-bounds read (CVE-2020-9383)
Summary: kernel: Linux kernel through 5.5.6. set_fdc in drivers/block/floppy.c leads t...
Status: IN_PROGRESS
Alias: CVE-2020-9383
Product: Gentoo Security
Classification: Unclassified
Component: Kernel (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Gentoo Kernel Security
URL:
Whiteboard: A3 [upstream/ebuild]
Keywords:
Depends on:
Blocks:
 
Reported: 2020-03-01 01:26 UTC by Sam James
Modified: 2020-03-02 19:20 UTC (History)
0 users

See Also:
Package list:
Runtime testing required: ---


Attachments

Note You need to log in before you can comment on or make changes to this bug.
Description Sam James archtester gentoo-dev Security 2020-03-01 01:26:02 UTC
"An issue was discovered in the Linux kernel through 5.5.6. set_fdc in drivers/block/floppy.c leads to a wait_til_ready out-of-bounds read because the FDC index is not checked for errors before assigning it, aka CID-2e90ca68b0d2."

Patch: https://github.com/torvalds/linux/commit/2e90ca68b0d2f5548804f22f0dd61145516171e3