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author | Luca Boccassi <bluca@debian.org> | 2024-02-06 13:41:43 +0100 |
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committer | GitHub <noreply@github.com> | 2024-02-06 13:41:43 +0100 |
commit | d50f58d641d32cddeb1fef550445724cafdae2f3 (patch) | |
tree | e5b6e7db428288c8c9aaeba3c78048c587fbd7b4 /src/basic/mountpoint-util.c | |
parent | Merge pull request #31205 from YHNdnzj/path-is-mount-point (diff) | |
parent | nspawn: and also add comment, making clear chdir() should come late (diff) | |
download | systemd-d50f58d641d32cddeb1fef550445724cafdae2f3.tar.xz systemd-d50f58d641d32cddeb1fef550445724cafdae2f3.zip |
Merge pull request #31210 from poettering/chdir-hardening
WorkingDirectory= hardening
Diffstat (limited to 'src/basic/mountpoint-util.c')
-rw-r--r-- | src/basic/mountpoint-util.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/basic/mountpoint-util.c b/src/basic/mountpoint-util.c index 8014e91dc5..0fb146f0cf 100644 --- a/src/basic/mountpoint-util.c +++ b/src/basic/mountpoint-util.c @@ -784,3 +784,10 @@ int mount_option_supported(const char *fstype, const char *key, const char *valu return true; /* works! */ } + +bool path_below_api_vfs(const char *p) { + assert(p); + + /* API VFS are either directly mounted on any of these three paths, or below it. */ + return PATH_STARTSWITH_SET(p, "/dev", "/sys", "/proc"); +} |