[manjaro-security] [arch-security] [ASA-201610-17] ocaml: information disclosure
Chris.Rebischke at archlinux.org
Mon Oct 24 18:52:06 CEST 2016
Arch Linux Security Advisory ASA-201610-17
Date : 2016-10-24
CVE-ID : CVE-2015-8869
Package : ocaml
Type : information disclosure
Remote : Yes
Link : https://wiki.archlinux.org/index.php/CVE
The package ocaml before version 4.03.0-1 is vulnerable to information
Upgrade to 4.03.0-1.
# pacman -Syu "ocaml>=4.03.0-1"
The problem has been fixed upstream in version 4.03.0.
OCaml versions 4.02.3 and earlier have a runtime bug that, on 64-bit
platforms, causes sizes arguments to an internal memmove call to be
sign-extended from 32 to 64-bits before being passed to the memmove
This leads arguments between 2GiB and 4GiB to be interpreted as larger
than they are (specifically, a bit below 2^64), causing a buffer
overflow. Arguments between 4GiB and 6GiB are interpreted as 4GiB
smaller than they should be, causing a possible information leak.
A remote attacker is able to access sensitive information or crash the
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