Bug 22041

Summary:	NSS persistently caches transient dlopen errors
Product:	glibc	Reporter:	Florian Weimer <fweimer>
Component:	nss	Assignee:	Not yet assigned to anyone <unassigned>
Status:	NEW ---
Severity:	normal	CC:	fweimer
Priority:	P2	Flags:	fweimer: security-
Version:	2.26
Target Milestone:	---
See Also:	https://sourceware.org/bugzilla/show_bug.cgi?id=20532 https://sourceware.org/bugzilla/show_bug.cgi?id=22039 https://sourceware.org/bugzilla/show_bug.cgi?id=29717
Host:		Target:
Build:		Last reconfirmed:
Bug Depends on:	22040
Bug Blocks:

Description Florian Weimer 2017-08-30 11:18:20 UTC

This can lead to permanent loss of NSS functionality in a process:

  https://sourceware.org/ml/libc-alpha/2017-08/msg00206.html

This is another potential root cause for the failure reported in bug 20532.

Dealing with dlopen failures requires proper failure detection and a new (internal) interface; see bug 22040.