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support syscalls used by recent glibc versions

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valoq 2022-11-10 00:23:52 +01:00
parent d050449f81
commit 004a35dba1
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1 changed files with 7 additions and 6 deletions
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13
zathura/seccomp-filters.c
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@ -169,7 +169,7 @@ seccomp_enable_strict_filter(zathura_t* zathura)
ALLOW_RULE(fadvise64); ALLOW_RULE(fadvise64);
ALLOW_RULE(fallocate); ALLOW_RULE(fallocate);
ALLOW_RULE(fcntl); /* TODO: build detailed filter */ ALLOW_RULE(fcntl); /* TODO: build detailed filter */
/* ALLOW_RULE(fstat); unused?, stat (below), lstat(below), fstatat, newfstatat(below) */ ALLOW_RULE(fstat); /* used by older libc, stat (below), lstat(below), fstatat, newfstatat(below) */
ALLOW_RULE(fstatfs); /* statfs (below) */ ALLOW_RULE(fstatfs); /* statfs (below) */
ALLOW_RULE(ftruncate); ALLOW_RULE(ftruncate);
ALLOW_RULE(futex); ALLOW_RULE(futex);
@ -227,15 +227,15 @@ seccomp_enable_strict_filter(zathura_t* zathura)
/* ALLOW_RULE(shmdt); X11 only */ /* ALLOW_RULE(shmdt); X11 only */
/* ALLOW_RULE(shmget); X11 only */ /* ALLOW_RULE(shmget); X11 only */
ALLOW_RULE(shutdown); ALLOW_RULE(shutdown);
/* ALLOW_RULE(stat); unused? */ ALLOW_RULE(stat); /* used by older libc */
ALLOW_RULE(statx); ALLOW_RULE(statx);
ALLOW_RULE(statfs); /* used by filemonotor, fstatfs above */ ALLOW_RULE(statfs); /* used by filemonitor, fstatfs above */
ALLOW_RULE(sysinfo); ALLOW_RULE(sysinfo);
/* ALLOW_RULE(umask); X11 only */ /* ALLOW_RULE(umask); X11 only */
/* ALLOW_RULE(uname); X11 only */ /* ALLOW_RULE(uname); X11 only */
ALLOW_RULE(unlink); /* unused?, unlinkat */ /* ALLOW_RULE(unlink); unused?, unlinkat */
ALLOW_RULE(write); /* investigate further */ ALLOW_RULE(write); /* investigate further */
/* ALLOW_RULE(writev); X11 only, pwritev, pwritev2 */ /* ALLOW_RULE(writev); X11 only */
/* ALLOW_RULE(wait4); unused? */ /* ALLOW_RULE(wait4); unused? */
/* required for testing only */ /* required for testing only */
@ -265,7 +265,7 @@ seccomp_enable_strict_filter(zathura_t* zathura)
ALLOW_RULE(shmctl); ALLOW_RULE(shmctl);
ALLOW_RULE(shmdt); ALLOW_RULE(shmdt);
ALLOW_RULE(shmget); ALLOW_RULE(shmget);
ALLOW_RULE(writev); ALLOW_RULE(writev); /* pwritev, pwritev2 */
} }
else { else {
girara_debug("On Wayland, blocking X11 syscalls"); girara_debug("On Wayland, blocking X11 syscalls");
@ -342,6 +342,7 @@ seccomp_enable_strict_filter(zathura_t* zathura)
* it will be unable to make decisions based on the flags given to clone3(). * it will be unable to make decisions based on the flags given to clone3().
* Code meant to be sandboxed with seccomp should not use clone3() at all until it is possible to inspect its arguments. * Code meant to be sandboxed with seccomp should not use clone3() at all until it is possible to inspect its arguments.
* *
*
*/ */