Crash in _unix_verify_password

Similar reports
Problem #752171
Component
vsftpd
Last affected version
0:3.0.2-29.el7_9
Executable
/usr/sbin/vsftpd
Error name
SIGSEGV 11
First occurrence
2026-03-12
Last occurrence
2026-03-20
Unique reports
1
Quality
-16

Statistics

Operating system Unique / Total count
CentOS 7 1 / 128
Operating system Count
CentOS 7 128
Architecture Count
x86_64 128
Related packages Count
audit-libs 128
 0:2.8.5-4.el7 128
pcre 128
 0:8.32-17.el7 128
krb5-libs 128
 0:1.15.1-55.el7_9 128
Show more… (20)
sssd-client 128
 0:1.16.5-10.el7_9.16 128
bzip2-libs 128
 0:1.0.6-13.el7 128
pam 128
 0:1.1.8-23.el7 128
libcap 128
 0:2.22-11.el7 128
elfutils-libelf 128
 0:0.176-5.el7 128
libcap-ng 128
 0:0.7.5-4.el7 128
libselinux 128
 0:2.5-15.el7 128
zlib 128
 0:1.2.7-21.el7_9 128
keyutils-libs 128
 0:1.5.8-3.el7 128
openssl-libs 128
 1:1.0.2k-26.el7_9 128
elfutils-libs 128
 0:0.176-5.el7 128
libattr 128
 0:2.4.46-13.el7 128
nss-softokn-freebl 128
 0:3.90.0-6.el7_9 128
libgcc 128
 0:4.8.5-44.el7 128
libcom_err 128
 0:1.42.9-19.el7 128
vsftpd 128
 0:3.0.2-29.el7_9 128
xz-libs 128
 0:5.2.2-2.el7_9 128
systemd-libs 128
 0:219-78.el7_9.9 128
tcp_wrappers-libs 128
 0:7.6-77.el7 128
glibc 128
 0:2.17-326.el7_9.3 128

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

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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
vsf_sysdep_check_auth
/usr/sbin/vsftpd 0x1b678
Build id: 785de1e9afe41ebb0fa8eae8c15b3d828e787905 		-
6
vsf_privop_do_login
/usr/sbin/vsftpd 0x12e83
Build id: 785de1e9afe41ebb0fa8eae8c15b3d828e787905 		-
7
vsf_two_process_start
/usr/sbin/vsftpd 0x1222a
Build id: 785de1e9afe41ebb0fa8eae8c15b3d828e787905 		-
8
main
/usr/sbin/vsftpd 0x655b
Build id: 785de1e9afe41ebb0fa8eae8c15b3d828e787905 		-