Crash in _unix_verify_password

Similar reports
Problem #5397
Component
openssh
Last affected version
0:7.4p1-21.el7
Executable
/usr/sbin/sshd
Error name
SIGSEGV 11
First occurrence
2024-01-17
Last occurrence
2025-07-17
Unique reports
19
Quality
-20

Statistics

Operating system Unique / Total count
CentOS 7 19 / 692,570
Operating system Count
CentOS 7 692,570
Architecture Count
x86_64 692,570
Related packages Count
audit-libs 692,570
 0:2.8.5-4.el7 692,570
tcp_wrappers-libs 692,570
 0:7.6-77.el7 692,570
elfutils-libs 692,570
 0:0.176-5.el7 692,570
Show more… (31)
pam 692,570
 0:1.1.8-23.el7 692,570
nss-softokn-freebl 692,570
 0:3.53.1-6.el7_9 692,570
libcap 692,570
 0:2.22-11.el7 692,570
cyrus-sasl-lib 692,570
 0:2.1.26-23.el7 692,570
xz-libs 692,570
 0:5.2.2-1.el7 692,570
elfutils-libelf 692,570
 0:0.176-5.el7 692,570
libcom_err 692,570
 0:1.42.9-19.el7 692,570
krb5-libs 692,570
 0:1.15.1-50.el7 692,570
fipscheck-lib 692,570
 0:1.4.1-6.el7 692,570
glibc 692,570
 0:2.17-323.el7_9 692,570
openldap 692,570
 0:2.4.44-22.el7 692,570
libattr 692,570
 0:2.4.46-13.el7 692,570
nspr 692,570
 0:4.25.0-2.el7_9 692,570
nss 692,570
 0:3.53.1-3.el7_9 692,570
libgcrypt 692,570
 0:1.5.3-14.el7 692,570
lz4 692,570
 0:1.8.3-1.el7 692,570
zlib 692,570
 0:1.2.7-19.el7_9 667,633
 0:1.2.7-21.el7_9 24,937
openssl-libs 692,570
 1:1.0.2k-21.el7_9 667,633
 1:1.0.2k-26.el7_9 24,937
sssd-client 692,570
 0:1.16.5-10.el7_9.7 692,570
libgcc 692,570
 0:4.8.5-44.el7 692,570
keyutils-libs 692,570
 0:1.5.8-3.el7 692,570
pcre 692,570
 0:8.32-17.el7 692,570
libselinux 692,570
 0:2.5-15.el7 692,570
bzip2-libs 692,570
 0:1.0.6-13.el7 692,570
libcap-ng 692,570
 0:0.7.5-4.el7 692,570
libpwquality 692,570
 0:1.2.3-5.el7 692,570
cracklib 692,570
 0:2.9.0-11.el7 692,570
libgpg-error 692,570
 0:1.12-3.el7 692,570
nss-util 692,570
 0:3.53.1-1.el7_9 692,570
openssh-server 692,570
 0:7.4p1-21.el7 692,570
systemd-libs 692,570
 0:219-78.el7_9.3 692,570

Packages names with count less than the total count of reports are most probably not the cause of the problem.

History

Daily:

Weekly:

Monthly:

History

Daily:

Weekly:

Monthly:


Backtrace

Frame # Function Binary Source or offset Line
1
_unix_verify_password
/usr/lib64/security/pam_unix.so 0x665e
Build id: e08170f83ce5df8e641ddcdcdf51ce0a8e0f59df 		-
2
pam_sm_authenticate
/usr/lib64/security/pam_unix.so 0x3565
Build id: e08170f83ce5df8e641ddcdcdf51ce0a8e0f59df 		-
3
_pam_dispatch
/lib64/libpam.so.0 0x2f0a
Build id: d908e2ffa0016fc4601c0de7c07f725c5d4c98d4 		-
4
pam_authenticate
/lib64/libpam.so.0 0x27d0
Build id: d908e2ffa0016fc4601c0de7c07f725c5d4c98d4 		-
5
sshpam_auth_passwd
/usr/sbin/sshd 0x340f0
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
6
auth_password
/usr/sbin/sshd 0x117db
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
7
mm_answer_authpassword
/usr/sbin/sshd 0x27c02
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
8
monitor_read
/usr/sbin/sshd 0x2a439
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
9
monitor_child_preauth
/usr/sbin/sshd 0x2abac
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
10
main
/usr/sbin/sshd 0xf2d4
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-