Public bug reported: ---Problem Description--- lftp: buffer overflow detected when accessing z/VM FTP server and changing the directory ---uname output--- Linux lnxzvmd1 6.11.0-9-generic #9-Ubuntu SMP Mon Oct 14 12:18:15 UTC 2024 s390x s390x s390x GNU/Linux ---Steps to Reproduce--- 1. Connect with lftp to z/VM FTP server:
lftp -u hartmafk gdlvm7.pok.ibm.com 2. Validate correct connection: ls > BOOKM FILE V 65 9 1 2016-08-10 04:45:31 > HAR191 > CPFMTXA EXCORIG V 63 711 7 2005-10-10 07:52:28 > HAR191 > CPFMTXA EXEC V 63 711 7 2005-10-10 07:52:28 > HAR191 > CPFMTXA MODORIG V 96 3 1 2005-10-14 09:30:44 > HAR191 > CPFMTXA MODULE V 96 3 1 2005-10-14 09:30:44 > HAR191 > CRUISE LASTCMDS V 88 53 1 2024-12-04 09:28:24 > HAR191 > DDOPTS OPTIONS V 58 1 1 2002-12-03 16:26:24 > HAR191 3. Change directory to SFS directory or minidisk: cd HARTMAFK.191 *** buffer overflow detected ***: terminated Aborted Machine Type = IBM/S390 3906 ---Debugger--- A debugger is not configured Contact Information = [email protected] Userspace tool common name: lftp The userspace tool has the following bit modes: 64 Userspace rpm: lftp Userspace tool obtained from project website: 4.9.2-3ubuntu1 *Additional Instructions for [email protected]: -Post a private note with access information to the machine that the bug is occuring on. -Attach ltrace and strace of userspace application. =============================================================================== This issue can only be reproduced when lftp is compiled without debug option. I was able to reproduce this issue with a self compiled lftp 4.9.3 on s390x with the default build and with a plain ./configure, I was NOT able to reproduce this issue with ./configure --with-debug ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Skipper Bug Screeners (skipper-screen-team) Status: New ** Tags: architecture-s39064 bugnameltc-210819 severity-high targetmilestone-inin--- ** Tags added: architecture-s39064 bugnameltc-210819 severity-high targetmilestone-inin--- -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2091440 Title: [UBUNTU 24.10] lftp: buffer overflow detected when accessing z/VM FTP server and changing the directory To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2091440/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
