Percona XtraDB Cluster moved to https://jira.percona.com/projects/PXC

potential memory leak on realloc() in wsrep_write_cache()

Bug #1230160 reported by Alex Yurchenko on 2013-09-25

6

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	MySQL patches by Codership	Status tracked in 5.6
	5.5	Fix Released	Medium	Alex Yurchenko	MySQL patches by Codership 5.5.34-25.9
	5.6	Fix Released	Medium	Alex Yurchenko	MySQL patches by Codership 5.6.14-25.1
	Percona XtraDB Cluster moved to https://jira.percona.com/projects/PXC	Status tracked in 5.6
	5.5	Fix Released	Undecided	Unassigned	Percona XtraDB Cluster moved to https://jira.percona.com/projects/PXC 5.5.34-23.7.6
	5.6	Fix Released	Undecided	Unassigned	Percona XtraDB Cluster moved to https://jira.percona.com/projects/PXC 5.6.14-25.1

Bug Description

typical mistake of overwriting a valid pointer:
      *buf = (uchar *)my_realloc(*buf, total_length+length, MYF(0));
      if (!*buf)
      {

Related branches

lp:codership-mysql/5.5

Revision history for this message

Alex Yurchenko (ayurchen) wrote on 2013-10-05:

#1

fix committed in http://bazaar.launchpad.net/~codership/codership-mysql/wsrep-5.5/revision/3892

Revision history for this message

Alex Yurchenko (ayurchen) wrote on 2013-10-05:

#2

previous commit missed one file.
full fix committed in http://bazaar.launchpad.net/~codership/codership-mysql/wsrep-5.5/revision/3893

Revision history for this message

Alex Yurchenko (ayurchen) wrote on 2013-10-05:

#3

fix committed in http://bazaar.launchpad.net/~codership/codership-mysql/5.6/revision/3959

Revision history for this message

Shahriyar Rzayev (rzayev-sehriyar) wrote on 2018-01-18:

#4

Percona now uses JIRA for bug reports so this bug report is migrated to: https://jira.percona.com/browse/PXC-1447

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