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* [Bug network/26210] New: Incorrect use of hidden symbols for global sunrpc variables @ 2020-07-06 16:57 fweimer at redhat dot com 2020-07-06 16:57 ` [Bug network/26210] " fweimer at redhat dot com ` (4 more replies) 0 siblings, 5 replies; 6+ messages in thread From: fweimer at redhat dot com @ 2020-07-06 16:57 UTC (permalink / raw) To: glibc-bugs https://sourceware.org/bugzilla/show_bug.cgi?id=26210 Bug ID: 26210 Summary: Incorrect use of hidden symbols for global sunrpc variables Product: glibc Version: unspecified Status: NEW Severity: normal Priority: P2 Component: network Assignee: unassigned at sourceware dot org Reporter: fweimer at redhat dot com Target Milestone: --- Flags: security- This commit went into glibc 2.28: commit 89aacb513eb77549a29df2638913a0f8178cf3f5 Author: Florian Weimer <fweimer@redhat.com> Date: Fri May 11 15:36:50 2018 +0200 sunrpc: Remove stray exports without --enable-obsolete-rpc [BZ #23166] It introduces hidden alias for svc_pollfd, svc_max_pollfd, svc_fdset, but those hidden aliases are incompatible with copy relocations. -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug network/26210] Incorrect use of hidden symbols for global sunrpc variables 2020-07-06 16:57 [Bug network/26210] New: Incorrect use of hidden symbols for global sunrpc variables fweimer at redhat dot com @ 2020-07-06 16:57 ` fweimer at redhat dot com 2020-07-06 16:57 ` fweimer at redhat dot com ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: fweimer at redhat dot com @ 2020-07-06 16:57 UTC (permalink / raw) To: glibc-bugs https://sourceware.org/bugzilla/show_bug.cgi?id=26210 Florian Weimer <fweimer at redhat dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- See Also| |https://sourceware.org/bugz | |illa/show_bug.cgi?id=23166 CC| |fweimer at redhat dot com -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug network/26210] Incorrect use of hidden symbols for global sunrpc variables 2020-07-06 16:57 [Bug network/26210] New: Incorrect use of hidden symbols for global sunrpc variables fweimer at redhat dot com 2020-07-06 16:57 ` [Bug network/26210] " fweimer at redhat dot com @ 2020-07-06 16:57 ` fweimer at redhat dot com 2020-07-06 17:01 ` fweimer at redhat dot com ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: fweimer at redhat dot com @ 2020-07-06 16:57 UTC (permalink / raw) To: glibc-bugs https://sourceware.org/bugzilla/show_bug.cgi?id=26210 Florian Weimer <fweimer at redhat dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at sourceware dot org |fweimer at redhat dot com -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug network/26210] Incorrect use of hidden symbols for global sunrpc variables 2020-07-06 16:57 [Bug network/26210] New: Incorrect use of hidden symbols for global sunrpc variables fweimer at redhat dot com 2020-07-06 16:57 ` [Bug network/26210] " fweimer at redhat dot com 2020-07-06 16:57 ` fweimer at redhat dot com @ 2020-07-06 17:01 ` fweimer at redhat dot com 2020-07-06 17:30 ` fweimer at redhat dot com 2020-07-08 6:55 ` fweimer at redhat dot com 4 siblings, 0 replies; 6+ messages in thread From: fweimer at redhat dot com @ 2020-07-06 17:01 UTC (permalink / raw) To: glibc-bugs https://sourceware.org/bugzilla/show_bug.cgi?id=26210 --- Comment #1 from Florian Weimer <fweimer at redhat dot com> --- Also applies to rpc_createerr (which is a global data symbol, too). -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug network/26210] Incorrect use of hidden symbols for global sunrpc variables 2020-07-06 16:57 [Bug network/26210] New: Incorrect use of hidden symbols for global sunrpc variables fweimer at redhat dot com ` (2 preceding siblings ...) 2020-07-06 17:01 ` fweimer at redhat dot com @ 2020-07-06 17:30 ` fweimer at redhat dot com 2020-07-08 6:55 ` fweimer at redhat dot com 4 siblings, 0 replies; 6+ messages in thread From: fweimer at redhat dot com @ 2020-07-06 17:30 UTC (permalink / raw) To: glibc-bugs https://sourceware.org/bugzilla/show_bug.cgi?id=26210 --- Comment #2 from Florian Weimer <fweimer at redhat dot com> --- Patch posted: https://sourceware.org/pipermail/libc-alpha/2020-July/115834.html -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug network/26210] Incorrect use of hidden symbols for global sunrpc variables 2020-07-06 16:57 [Bug network/26210] New: Incorrect use of hidden symbols for global sunrpc variables fweimer at redhat dot com ` (3 preceding siblings ...) 2020-07-06 17:30 ` fweimer at redhat dot com @ 2020-07-08 6:55 ` fweimer at redhat dot com 4 siblings, 0 replies; 6+ messages in thread From: fweimer at redhat dot com @ 2020-07-08 6:55 UTC (permalink / raw) To: glibc-bugs https://sourceware.org/bugzilla/show_bug.cgi?id=26210 Florian Weimer <fweimer at redhat dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED Target Milestone|--- |2.32 --- Comment #3 from Florian Weimer <fweimer at redhat dot com> --- Fixed for glibc 2.32 by: commit 78e02c469828fcfb6a5cf73dbcceb4f60fb6fafd Author: Florian Weimer <fweimer@redhat.com> Date: Wed Jul 8 07:58:51 2020 +0200 sunrpc: Remove hidden aliases for global data symbols (bug 26210) It is generally not possible to add hidden aliases for global data symbols: If the main executable contains a copy relocation against the symbol, the hidden aliases keep pointing to the glibc-internal copy of the symbol, instead of the symbol actually used by the application. Fixes commit 89aacb513eb77549a29df2638913a0f8178cf3f5 ("sunrpc: Remove stray exports without --enable-obsolete-rpc [BZ #23166]"). Reviewed-by: Carlos O'Donell <carlos@redhat.com> -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2020-07-08 6:55 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2020-07-06 16:57 [Bug network/26210] New: Incorrect use of hidden symbols for global sunrpc variables fweimer at redhat dot com 2020-07-06 16:57 ` [Bug network/26210] " fweimer at redhat dot com 2020-07-06 16:57 ` fweimer at redhat dot com 2020-07-06 17:01 ` fweimer at redhat dot com 2020-07-06 17:30 ` fweimer at redhat dot com 2020-07-08 6:55 ` fweimer at redhat dot com
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