linux/include
Ekansh Gupta bab2f5e8fd misc: fastrpc: Restrict untrusted app to attach to privileged PD
Untrusted application with access to only non-secure fastrpc device
node can attach to root_pd or static PDs if it can make the respective
init request. This can cause problems as the untrusted application
can send bad requests to root_pd or static PDs. Add changes to reject
attach to privileged PDs if the request is being made using non-secure
fastrpc device node.

Fixes: 0871561055 ("misc: fastrpc: Add support for audiopd")
Cc: stable <stable@kernel.org>
Signed-off-by: Ekansh Gupta <quic_ekangupt@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20240628114501.14310-7-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-07-03 16:17:53 +02:00
..
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asm-generic syscalls: mmap(): use unsigned offset type consistently 2024-06-25 15:57:38 +02:00
clocksource
crypto This push fixes a bug in the new ecc P521 code as well as a buggy 2024-05-20 08:47:54 -07:00
drm Short summary of fixes pull: 2024-05-27 13:47:14 +10:00
dt-bindings dt-bindings: net: dp8386x: Add MIT license along with GPL-2.0 2024-06-07 12:16:22 +01:00
keys Hi, 2024-05-13 10:40:15 -07:00
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linux ata fixes for 6.10-rc6 2024-06-30 14:32:24 -07:00
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ras tracing/treewide: Remove second parameter of __assign_str() 2024-05-22 20:14:47 -04:00
rdma The usual shower of singleton fixes and minor series all over MM, 2024-05-19 09:21:03 -07:00
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scsi scsi: core: Introduce the BLIST_SKIP_IO_HINTS flag 2024-06-13 21:03:13 -04:00
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trace tracing/net_sched: NULL pointer dereference in perf_trace_qdisc_reset() 2024-06-27 11:06:30 +02:00
uapi misc: fastrpc: Restrict untrusted app to attach to privileged PD 2024-07-03 16:17:53 +02:00
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