[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2018-08-02 Thread blog at landave dot io
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 --- Comment #9 from landave --- I am on Fedora with gcc 8.1.1, and it seems this issue has not been resolved yet. I have attached an example for a multicollision, as well as a small program that inserts the strings into an std::unordered_set. Th

[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2018-08-02 Thread blog at landave dot io
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 landave changed: What|Removed |Added CC||blog at landave dot io --- Comment #8 from lan

[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2015-09-23 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 --- Comment #7 from Jonathan Wakely --- (In reply to felix-glibc from comment #5) > I mean seriously, you argue performance for a security measure? > Does Google turn off stack cookies in production? ACL checks? > All this password checking is ma

[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2015-09-22 Thread miyuki at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 Mikhail Maltsev changed: What|Removed |Added CC||miyuki at gcc dot gnu.org --- Comment

[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2015-09-22 Thread felix-glibc at fefe dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 --- Comment #5 from felix-glibc at fefe dot de --- How about you add SipHash and make it selectable at runtime. Then I can file security bugs against all relevant programs not selecting it for being vulnerable and glibc has their ass covered regar

[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2015-09-22 Thread gpike at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 Geoff Pike changed: What|Removed |Added CC||gpike at google dot com --- Comment #4 from

[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2013-01-05 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 --- Comment #3 from Paolo Carlini 2013-01-05 14:48:22 UTC --- Whatever we do here I suppose we should involve Matt.

[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2013-01-05 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 --- Comment #2 from Jonathan Wakely 2013-01-05 14:34:53 UTC --- N.B. I think the only use of _Hash_bytes which users can't already replace is in type_info::hash_code(), which must give a consistent result across ABI-compatible releases.

[Bug libstdc++/55815] switch hash function of libstdc++ hash tables to siphash

2013-01-05 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55815 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|