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author | Laurent Bercot <ska-skaware@skarnet.org> | 2021-04-19 10:36:43 +0000 |
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committer | Laurent Bercot <ska-skaware@skarnet.org> | 2021-04-19 10:36:43 +0000 |
commit | c776811af67d99cdd22593c0eac8ff54876235b5 (patch) | |
tree | 131fa34114e1246218c6e5ebde7d3787b9fb9b13 /src | |
parent | 793cf14db75f7802408130ef87598850f3186956 (diff) | |
download | utmps-c776811af67d99cdd22593c0eac8ff54876235b5.tar.gz utmps-c776811af67d99cdd22593c0eac8ff54876235b5.tar.xz utmps-c776811af67d99cdd22593c0eac8ff54876235b5.zip |
I *did* say it was a bad idea to remove sanitization, Xavier.
Diffstat (limited to 'src')
-rw-r--r-- | src/utmps/utmps-wtmpd.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/src/utmps/utmps-wtmpd.c b/src/utmps/utmps-wtmpd.c index 6a543af..b8639f8 100644 --- a/src/utmps/utmps-wtmpd.c +++ b/src/utmps/utmps-wtmpd.c @@ -50,6 +50,7 @@ int main (void) w = buffer_timed_get_g(buffer_0small, buf, sizeof(struct utmpx), &deadline) ; if (w < sizeof(struct utmpx)) strerr_diefu1sys(111, "read from stdin") ; utmps_utmpx_unpack(buf, &b) ; + b.ut_user[UTMPS_UT_NAMESIZE - 1] = 0 ; if (uid) { struct passwd *pw ; @@ -65,13 +66,13 @@ int main (void) else { answer(EPERM) ; - strerr_diefu2x(1, "verify ut_user identity", ": no such user") ; + strerr_diefu2x(1, "verify ut_user identity: ", "no such user") ; } } if (pw->pw_uid != uid) { answer(EPERM) ; - strerr_diefu2x(1, "verify ut_user identity", ": uid mismatch") ; + strerr_diefu2x(1, "verify ut_user identity: ", "uid mismatch") ; } } @@ -79,17 +80,17 @@ int main (void) if (fd < 0) { answer(errno) ; - strerr_diefu1sys(111, "open wtmp") ; + strerr_diefu2sys(111, "open", " wtmp") ; } if (fd_lock(fd, 1, 0) < 1) { answer(errno) ; - strerr_diefu1sys(111, "open wtmp") ; + strerr_diefu2sys(111, "lock", " wtmp") ; } if (lseek(fd, 0, SEEK_END) < 0) { answer(errno) ; - strerr_diefu1sys(111, "lseek on wtmp") ; + strerr_diefu2sys(111, "lseek on", " wtmp") ; } w = allwrite(fd, buf, sizeof(struct utmpx)) ; if (w < sizeof(struct utmpx)) @@ -103,7 +104,7 @@ int main (void) fd_unlock(fd) ; answer(e) ; errno = e ; - strerr_diefu1sys(111, "append to wtmp") ; + strerr_diefu2sys(111, "append to", " wtmp") ; } fsync(fd) ; fd_unlock(fd) ; |