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| author |   Roger Pau Monne <roger.pau@citrix.com> | 2022-04-06 17:38:04 +0200 |
|---|---|---|
| committer |   Juergen Gross <jgross@suse.com> | 2022-07-01 10:00:14 +0200 |
| commit | 307c8de2b02344805ebead3440d8feed28f2f010 (patch) | |
| tree | 528e53d9d27eea583793dd2a9c7e7057c3e8ebd7 /drivers/block/xen-blkfront.c | |
| parent | xen/blkfront: fix leaking data in shared pages (diff) | |
| download | linux-dev-307c8de2b02344805ebead3440d8feed28f2f010.tar.xz linux-dev-307c8de2b02344805ebead3440d8feed28f2f010.zip | |
xen/netfront: fix leaking data in shared pages
When allocating pages to be used for shared communication with the
backend always zero them, this avoids leaking unintended data present
on the pages.
This is CVE-2022-33740, part of XSA-403.
Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'drivers/block/xen-blkfront.c')
0 files changed, 0 insertions, 0 deletions