APPLIED [OEM-6.1] Re: [SRU Focal,Jammy,OEM-6.1,Lunar,Mantic 0/1] CVE-2023-5717
Timo Aaltonen
tjaalton at ubuntu.com
Fri Oct 27 06:18:22 UTC 2023
Thadeu Lima de Souza Cascardo kirjoitti 25.10.2023 klo 23.56:
> [Impact]
> Users with access to perf (CAP_PERFMON) or unprivileged users on systems
> where sysctl kernel.perf_event_paranoid is less than 1 may escalate
> privileges.
>
> [Backport]
> All clean cherry-picks, but could not apply cleanly (except with --3way),
> hence the multiple submissions.
>
> [Potential regressions]
> performance monitoring (perf command) may break.
>
> Peter Zijlstra (1):
> perf: Disallow mis-matched inherited group reads
>
> include/linux/perf_event.h | 1 +
> kernel/events/core.c | 39 ++++++++++++++++++++++++++++++++------
> 2 files changed, 34 insertions(+), 6 deletions(-)
>
applied to oem-6.1, thanks
--
t
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