Date: Tue, 13 Feb 2018 12:04:50 +0100 From: Hanno Böck <hanno@...eck.de> To: oss-security@...ts.openwall.com Subject: GNU patch out of bounds read, null pointer crash and double free The recent release of GNU patch 2.7.6 fixed an old out of bounds read I had reported in 2015: out of bounds read with malformed patch in pch_write_line https://savannah.gnu.org/bugs/index.php?45990 Commit: https://git.savannah.gnu.org/cgit/patch.git/commit/src/pch.c?id=a0d7fe4589651c64bd16ddaaa634030bb0455866 I re-checked patch now and found a few more issues: segfault / null pointer (probably crash only) https://savannah.gnu.org/bugs/index.php?53132 https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a double free in function another_hunk() https://savannah.gnu.org/bugs/index.php?53133 -- Hanno Böck https://hboeck.de/ mail/jabber: hanno@...eck.de GPG: FE73757FA60E4E21B937579FA5880072BBB51E42
Powered by blists - more mailing lists
Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.