Security update for irssi (moderate)

An update that contains security fixes can now be installed.

Description:

This update for irssi fixes the following issues:

irssi was updated to 1.2.3 (boo#1184848)

• Fix the compilation of utf8proc (#1021)
• Fix wrong call to free. By Zero King (#1076)
• Fix a colour reset in true colour themes when encountering mIRC colours
  (#1059)
• Fix memory leak on malformed CAP requests (#1120)
• Fix an erroneous free of SASL data. Credit to Oss-Fuzz (#1128, #1130)
• Re-set the TLS flag when reconnecting (#1027, #1134)
• Fix the scrollback getting stuck after /clear (#1115, #1136)
• Fix the input of Ctrl+C as the first character (#1153, #1154)
• Fix crash on quit during unloading of modules on certain platforms
  (#1167)
• Fix Irssi freezing input after Ctrl+Space on GLib >2.62 (#1180, #1183)
• Fix layout of IDCHANs. By Lauri Tirkkonen (#1197)
• Fix crash when server got reconnected before it was properly connected
  (#1210, #1211)
• Fix multiple identical active caps (#1249)
• Minor help corrections (#1156, #1213, #1214, #1255)
• Remove erroneous colour in the colorless theme. Reported and fixed by
  Nutchanon Wetchasit (#1220, #1221)
• Fix invalid bounds calculation when editing the text entry. Found and
  fixed by Sergey Valentey (#1269)
• Fix passing of negative size in buffer writes. Found and fixed by Sergey
  Valentey (#1270)
• Fix Irssi freezing on slow hardware and fast DCC transfers (#159, #1271)
• Fix compilation on Solaris (#1291)
• Fix null pointer dereference when receiving broken JOIN record. Credit
  to Oss-Fuzz (#1292)
• Fix crash on /connect to some sockets (#1239, #1298)
• Fix Irssi rendering on Apple ARM. By Misty De M��o (#1267, #1268, #1290)
• Fix crash on /lastlog with broken lines (#1281, #1299)
• Fix memory leak when receiving bogus SASL authentication data. Found and
  fixed by Sergey Valentey (#1293)

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or “zypper patch”.

Alternatively you can run the command listed for your product:

• openSUSE Leap 15.2:

  zypper in -t patch openSUSE-2021-587=1