ACK: [SRU Bionic/Focal/OEM-5.14/Jammy/HWE-5.17/Kinetic 0/1] CVE-2022-45934

[Tim Gardner]

On 12/9/22 8:21 PM, Cengiz Can wrote:
> [Impact]
> An issue was discovered in the Linux kernel through 6.0.10. l2cap_config_req in
> net/bluetooth/l2cap_core.c has an integer wraparound via L2CAP_CONF_REQ packets.
> 
> [Fix]
> Picked from upstream. Clean cherry picks to all.
> 
> [Test case]
> Compile, boot and basic functionality tested with l2test.
> 
> [Potential regression]
> Low. Fix only adds an overflow check.
> 
> Sungwoo Kim (1):
>    Bluetooth: L2CAP: Fix u8 overflow
> 
>   net/bluetooth/l2cap_core.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
Acked-by: Tim Gardner <tim.gardner at canonical.com>
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Tim Gardner
Canonical, Inc