diff options
Diffstat (limited to 'pkgs/os-specific/linux/pam/musl-fix-pam_exec.patch')
-rw-r--r-- | pkgs/os-specific/linux/pam/musl-fix-pam_exec.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/pkgs/os-specific/linux/pam/musl-fix-pam_exec.patch b/pkgs/os-specific/linux/pam/musl-fix-pam_exec.patch new file mode 100644 index 00000000000..194e47b9e5b --- /dev/null +++ b/pkgs/os-specific/linux/pam/musl-fix-pam_exec.patch @@ -0,0 +1,33 @@ +--- ./modules/pam_exec/pam_exec.c.orig ++++ ./modules/pam_exec/pam_exec.c +@@ -103,11 +103,14 @@ + int optargc; + const char *logfile = NULL; + const char *authtok = NULL; ++ char authtok_buf[PAM_MAX_RESP_SIZE+1]; ++ + pid_t pid; + int fds[2]; + int stdout_fds[2]; + FILE *stdout_file = NULL; + ++ memset(authtok_buf, 0, sizeof(authtok_buf)); + if (argc < 1) { + pam_syslog (pamh, LOG_ERR, + "This module needs at least one argument"); +@@ -180,12 +183,12 @@ + if (resp) + { + pam_set_item (pamh, PAM_AUTHTOK, resp); +- authtok = strndupa (resp, PAM_MAX_RESP_SIZE); ++ authtok = strncpy(authtok_buf, resp, sizeof(authtok_buf)); + _pam_drop (resp); + } + } + else +- authtok = strndupa (void_pass, PAM_MAX_RESP_SIZE); ++ authtok = strncpy(authtok_buf, void_pass, sizeof(authtok_buf)); + + if (pipe(fds) != 0) + { + |