diff options
Diffstat (limited to 'app-misc/physlock/files/physlock-13-Set-PAM_TTY.patch')
-rw-r--r-- | app-misc/physlock/files/physlock-13-Set-PAM_TTY.patch | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/app-misc/physlock/files/physlock-13-Set-PAM_TTY.patch b/app-misc/physlock/files/physlock-13-Set-PAM_TTY.patch new file mode 100644 index 000000000000..51df30f019bc --- /dev/null +++ b/app-misc/physlock/files/physlock-13-Set-PAM_TTY.patch @@ -0,0 +1,88 @@ +From 26630cebf4dd70d38d56b018680916c75ed0eb61 Mon Sep 17 00:00:00 2001 +From: Oskari Pirhonen <xxc3ncoredxx@gmail.com> +Date: Sun, 7 Mar 2021 14:19:18 -0600 +Subject: [PATCH] Set PAM_TTY + +Fixes issue with pam_securetty.so being unable to authenticate due to +unknown TTY. + +Bug: https://bugs.gentoo.org/774729 + +Signed-off-by: Oskari Pirhonen <xxc3ncoredxx@gmail.com> +--- + main.c | 7 +++++++ + physlock.h | 1 + + vt.c | 6 ++++++ + 3 files changed, 14 insertions(+) + +diff --git a/main.c b/main.c +index 9287802..8bf064c 100644 +--- a/main.c ++++ b/main.c +@@ -27,6 +27,7 @@ + #include <pwd.h> + #include <signal.h> + #include <security/pam_misc.h> ++#include <security/pam_modules.h> + + static int oldvt; + static vt_t vt; +@@ -175,6 +176,12 @@ int main(int argc, char **argv) { + } + vt_secure(&vt); + ++ /* Attempt to set PAM_TTY to the current VT, fixes #110 */ ++ u->pam_status = pam_set_item(u->pamh, PAM_TTY, vt.vt_name); ++ if (u->pam_status != PAM_SUCCESS) { ++ error(EXIT_FAILURE, 0, "Unable to set PAM_TTY: %s", pam_strerror(u->pamh, u->pam_status)); ++ } ++ + dup2(vt.fd, 0); + dup2(vt.fd, 1); + dup2(vt.fd, 2); +diff --git a/physlock.h b/physlock.h +index d08c829..9964f36 100644 +--- a/physlock.h ++++ b/physlock.h +@@ -85,6 +85,7 @@ typedef struct vt_s { + int nr; + FILE *ios; + int fd; ++ char *vt_name; + struct termios term; + struct termios term_orig; + } vt_t; +diff --git a/vt.c b/vt.c +index 648b6a0..7431c8f 100644 +--- a/vt.c ++++ b/vt.c +@@ -79,6 +79,7 @@ void vt_acquire(vt_t *vt) { + vt->nr = -1; + vt->ios = NULL; + vt->fd = -1; ++ vt->vt_name = NULL; + + while ((ret = ioctl(fd, VT_OPENQRY, &vt->nr)) == -1 && errno == EINTR); + if (ret == -1) +@@ -89,6 +90,7 @@ void vt_acquire(vt_t *vt) { + if (vt->ios == NULL) + error(EXIT_FAILURE, errno, "%s", filename); + vt->fd = fileno(vt->ios); ++ vt->vt_name = estrdup(filename); + + while ((ret = ioctl(fd, VT_ACTIVATE, vt->nr)) == -1 && errno == EINTR); + if (ret == -1) +@@ -139,6 +141,10 @@ CLEANUP int vt_release(vt_t *vt, int nr) { + } + vt->nr = -1; + } ++ ++ if (vt->vt_name != NULL) { ++ free(vt->vt_name); ++ } + return 0; + } + +-- +2.26.2 + |