diff options
Diffstat (limited to 'sys-apps/systemd-utils/files/251-tmpfiles-ub.patch')
-rw-r--r-- | sys-apps/systemd-utils/files/251-tmpfiles-ub.patch | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/sys-apps/systemd-utils/files/251-tmpfiles-ub.patch b/sys-apps/systemd-utils/files/251-tmpfiles-ub.patch deleted file mode 100644 index df190d500e34..000000000000 --- a/sys-apps/systemd-utils/files/251-tmpfiles-ub.patch +++ /dev/null @@ -1,71 +0,0 @@ -https://github.com/systemd/systemd/pull/25957 -https://github.com/systemd/systemd/pull/25959 -https://github.com/systemd/systemd/commit/9f804ab04d566ff745849e1c4ced680a0447cf76 -https://github.com/systemd/systemd/commit/34680637e838415204850f77c93ca6ca219abaf1 - -From 9f804ab04d566ff745849e1c4ced680a0447cf76 Mon Sep 17 00:00:00 2001 -From: Sam James <sam@gentoo.org> -Date: Fri, 6 Jan 2023 10:58:32 +0000 -Subject: [PATCH] tmpfiles: avoid null free() for acl attributes - -When built with ACL support, we might be processing a tmpfiles -entry where there's no cause for us to call parse_acls_from_arg, -then we get to the end of parse_line without having ever populated -i.{acl_access, acl_default}. - -Then we pass a null pointer into acl_free(). - -From UBSAN w/ GCC 13.0.0_pre20230101: -``` -$ systemd-tmpfiles --clean -/var/tmp/portage/sys-apps/acl-2.3.1-r1/work/acl-2.3.1/libacl/acl_free.c:44:14: runtime error: applying non-zero offset 18446744073709551608 to null pointer - #0 0x7f65d868b482 in acl_free /var/tmp/portage/sys-apps/acl-2.3.1-r1/work/acl-2.3.1/libacl/acl_free.c:44 - #1 0x55fe7e592249 in item_free_contents ../systemd-9999/src/tmpfiles/tmpfiles.c:2855 - #2 0x55fe7e5a347a in parse_line ../systemd-9999/src/tmpfiles/tmpfiles.c:3158 - #3 0x55fe7e5a347a in read_config_file ../systemd-9999/src/tmpfiles/tmpfiles.c:3897 - #4 0x55fe7e590c61 in read_config_files ../systemd-9999/src/tmpfiles/tmpfiles.c:3985 - #5 0x55fe7e590c61 in run ../systemd-9999/src/tmpfiles/tmpfiles.c:4157 - #6 0x55fe7e590c61 in main ../systemd-9999/src/tmpfiles/tmpfiles.c:4218 - #7 0x7f65d7ebe289 (/usr/lib64/libc.so.6+0x23289) - #8 0x7f65d7ebe344 in __libc_start_main (/usr/lib64/libc.so.6+0x23344) - #9 0x55fe7e591900 in _start (/usr/bin/systemd-tmpfiles+0x11900) -``` ---- a/src/tmpfiles/tmpfiles.c -+++ b/src/tmpfiles/tmpfiles.c -@@ -2852,8 +2852,11 @@ static void item_free_contents(Item *i) { - strv_free(i->xattrs); - - #if HAVE_ACL -- acl_free(i->acl_access); -- acl_free(i->acl_default); -+ if (i->acl_access) -+ acl_free(i->acl_access); -+ -+ if (i->acl_default) -+ acl_free(i->acl_default); - #endif - } - - -From 34680637e838415204850f77c93ca6ca219abaf1 Mon Sep 17 00:00:00 2001 -From: Lennart Poettering <lennart@poettering.net> -Date: Fri, 6 Jan 2023 12:30:36 +0100 -Subject: [PATCH] nspawn: guard acl_free() with a NULL check - -Inspired by #25957 there's one other place where we don't guard -acl_free() calls with a NULL check. - -Fix that. ---- a/src/nspawn/nspawn-patch-uid.c -+++ b/src/nspawn/nspawn-patch-uid.c -@@ -181,7 +181,9 @@ static int patch_acls(int fd, const char *name, const struct stat *st, uid_t shi - - if (S_ISDIR(st->st_mode)) { - acl_free(acl); -- acl_free(shifted); -+ -+ if (shifted) -+ acl_free(shifted); - - acl = shifted = NULL; - |