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* [Bug regex/28470] New: Buffer read overrun in regular expression searching @ 2021-10-18 22:07 eggert at cs dot ucla.edu 2021-10-18 22:07 ` [Bug regex/28470] " eggert at cs dot ucla.edu ` (2 more replies) 0 siblings, 3 replies; 4+ messages in thread From: eggert at cs dot ucla.edu @ 2021-10-18 22:07 UTC (permalink / raw) To: glibc-bugs-regex https://sourceware.org/bugzilla/show_bug.cgi?id=28470 Bug ID: 28470 Summary: Buffer read overrun in regular expression searching Product: glibc Version: 2.34 Status: NEW Severity: normal Priority: P2 Component: regex Assignee: eggert at cs dot ucla.edu Reporter: eggert at cs dot ucla.edu CC: drepper.fsp at gmail dot com Target Milestone: --- Created attachment 13724 --> https://sourceware.org/bugzilla/attachment.cgi?id=13724&action=edit Patch glibc read buffer overrun in re_search_internal The glibc regular expression matcher can overrun a read buffer when ignoring case in a multibyte locale. Patch attached. I do not have a test case; I suppose a test case could be derived from Benno's email, cited in the patch. -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug regex/28470] Buffer read overrun in regular expression searching 2021-10-18 22:07 [Bug regex/28470] New: Buffer read overrun in regular expression searching eggert at cs dot ucla.edu @ 2021-10-18 22:07 ` eggert at cs dot ucla.edu 2021-10-21 13:05 ` schwab@linux-m68k.org 2021-11-24 22:31 ` eggert at cs dot ucla.edu 2 siblings, 0 replies; 4+ messages in thread From: eggert at cs dot ucla.edu @ 2021-10-18 22:07 UTC (permalink / raw) To: glibc-bugs-regex https://sourceware.org/bugzilla/show_bug.cgi?id=28470 eggert at cs dot ucla.edu changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug regex/28470] Buffer read overrun in regular expression searching 2021-10-18 22:07 [Bug regex/28470] New: Buffer read overrun in regular expression searching eggert at cs dot ucla.edu 2021-10-18 22:07 ` [Bug regex/28470] " eggert at cs dot ucla.edu @ 2021-10-21 13:05 ` schwab@linux-m68k.org 2021-11-24 22:31 ` eggert at cs dot ucla.edu 2 siblings, 0 replies; 4+ messages in thread From: schwab@linux-m68k.org @ 2021-10-21 13:05 UTC (permalink / raw) To: glibc-bugs-regex https://sourceware.org/bugzilla/show_bug.cgi?id=28470 Andreas Schwab <schwab@linux-m68k.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |WAITING --- Comment #1 from Andreas Schwab <schwab@linux-m68k.org> --- Please provide a test case. -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug regex/28470] Buffer read overrun in regular expression searching 2021-10-18 22:07 [Bug regex/28470] New: Buffer read overrun in regular expression searching eggert at cs dot ucla.edu 2021-10-18 22:07 ` [Bug regex/28470] " eggert at cs dot ucla.edu 2021-10-21 13:05 ` schwab@linux-m68k.org @ 2021-11-24 22:31 ` eggert at cs dot ucla.edu 2 siblings, 0 replies; 4+ messages in thread From: eggert at cs dot ucla.edu @ 2021-11-24 22:31 UTC (permalink / raw) To: glibc-bugs-regex https://sourceware.org/bugzilla/show_bug.cgi?id=28470 eggert at cs dot ucla.edu changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Target Milestone|--- |2.35 Status|WAITING |RESOLVED --- Comment #2 from eggert at cs dot ucla.edu --- I installed the patch and am resolving the bug as fixed. Unfortunately I don't have a test case (not always trivial for read overruns). -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-11-24 22:31 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2021-10-18 22:07 [Bug regex/28470] New: Buffer read overrun in regular expression searching eggert at cs dot ucla.edu 2021-10-18 22:07 ` [Bug regex/28470] " eggert at cs dot ucla.edu 2021-10-21 13:05 ` schwab@linux-m68k.org 2021-11-24 22:31 ` eggert at cs dot ucla.edu
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