mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-11-18 22:54:00 +00:00
99 lines
5.1 KiB
Diff
99 lines
5.1 KiB
Diff
From 29f871dcab4d79a706a4af4c7a1989fd2a4c31e9 Mon Sep 17 00:00:00 2001
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From: Levente Polyak <levente@leventepolyak.net>
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Date: Fri, 5 May 2023 18:10:23 +0200
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Subject: [PATCH] seccomp: extend syscalls tested on Linux 6.1 with glibc 2.37
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---
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linux_priv.c | 27 +++++++++++++++++++++++++--
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1 file changed, 25 insertions(+), 2 deletions(-)
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diff --git a/linux_priv.c b/linux_priv.c
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index 8d132c8..4bc0ce3 100644
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--- a/linux_priv.c
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+++ b/linux_priv.c
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@@ -69,6 +69,9 @@ void drop_privileges(void) {
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigprocmask), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigaction), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(futex), 0);
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+#ifdef __NR_futex_time64
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(futex_time64), 0);
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+#endif
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(epoll_wait), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(epoll_pwait), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(epoll_ctl), 0);
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@@ -77,6 +80,12 @@ void drop_privileges(void) {
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(write), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(writev), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fstat), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fstat64), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fstatat64), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(newfstatat), 0);
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+#ifdef __NR_statx
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(statx), 0);
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+#endif
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(close), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(mmap), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(munmap), 0);
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@@ -96,6 +105,7 @@ void drop_privileges(void) {
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#ifdef MEMCACHED_DEBUG
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(open), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(openat), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fcntl), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(read), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(readv), 0);
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@@ -103,7 +113,6 @@ void drop_privileges(void) {
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(getpid), 0);
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if (settings.relaxed_privileges) {
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- rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(openat), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(mkdir), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(access), 0);
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}
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@@ -139,6 +148,9 @@ void drop_worker_privileges(void) {
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigprocmask), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rt_sigaction), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(futex), 0);
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+#ifdef __NR_futex_time64
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(futex_time64), 0);
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+#endif
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(epoll_wait), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(epoll_pwait), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(epoll_ctl), 0);
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@@ -157,12 +169,21 @@ void drop_worker_privileges(void) {
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(brk), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(ioctl), 1, SCMP_A1(SCMP_CMP_EQ, TIOCGWINSZ));
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(msync), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(gettimeofday), 0);
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// for spawning the LRU crawler
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(clone), 0);
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+#ifdef __NR_clone3
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(clone3), 0);
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+#endif
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+#ifdef __NR_rseq
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(rseq), 0);
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+#endif
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(set_robust_list), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(madvise), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(exit), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(exit_group), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(clock_nanosleep), 0);
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// stat
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(getsockname), 0);
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@@ -171,8 +192,10 @@ void drop_worker_privileges(void) {
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if (settings.shutdown_command) {
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(tgkill), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(tkill), 0);
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- rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(exit_group), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fstat), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fstat64), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(fstatat64), 0);
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+ rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(newfstatat), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(getpid), 0);
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rc |= seccomp_rule_add(ctx, SCMP_ACT_ALLOW, SCMP_SYS(gettid), 0);
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}
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--
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2.40.1
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