[1.4] libct: setup personality before initializing seccomp #4903
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Set the process personality early to ensure it takes effect before seccomp is initialized. If seccomp filters are applied first and they block personality-related system calls (e.g., `personality(2)`), subsequent attempts to set the personality will fail. Signed-off-by: lifubang <[email protected]> (cherry picked from commit f7dda6e) Signed-off-by: lifubang <[email protected]>
Signed-off-by: lifubang <[email protected]> (cherry picked from commit 57f1bef) Signed-off-by: lifubang <[email protected]>
AkihiroSuda
approved these changes
Sep 29, 2025
cyphar
approved these changes
Sep 29, 2025
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Backport: #4900
Set the process personality early to ensure it takes effect before
seccomp is initialized. If seccomp filters are applied first and they
block personality-related system calls (e.g.,
personality(2)),subsequent attempts to set the personality will fail.
Please see:
#4726 (comment)