APPLIED [OEM-5.17] Re: [SRU Bionic/Focal/OEM-5.14/Jammy/HWE-5.17/Kinetic 0/1] CVE-2022-40768

[Timo Aaltonen]

Cengiz Can kirjoitti 3.10.2022 klo 18.31:
> [Impact]
> drivers/scsi/stex.c in the Linux kernel through 5.19.9 allows local
> users to obtain sensitive information from kernel memory because
> stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case.
> 
> [Fix]
> Fix is currently on linux-next.git only. There's a request to convert
> it into two separate patches which won't effect the structure of the
> fix.
> 
> [Test case]
> For each target kernel, compile and boot tested on KVM only.
> 
> [Potential regression]
> stex driver specific changes are harmless but the added const'ness to
> scsi_sg_copy_from_buffer signature might be risky.
> 
> Linus Torvalds (1):
>    scsi: stex: Properly zero out the passthrough command structure
> 
>   drivers/scsi/stex.c      | 17 +++++++++--------
>   include/scsi/scsi_cmnd.h |  2 +-
>   2 files changed, 10 insertions(+), 9 deletions(-)
> 

applied to oem-5.17, thanks

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