A flaw was found in Netwide Assembler (NASM) 2.14rc16. There is an illegal address access in is_mmacro function at asm/preproc.c that will cause a denial of service (out-of-bounds array access) because a certain conversion can result in a negative integer. References: https://bugzilla.nasm.us/show_bug.cgi?id=3392528 https://repo.or.cz/nasm.git/commit/3079f7966dbed4497e36d5067cbfd896a90358cb
Created nasm tracking bugs for this issue: Affects: fedora-all [bug 1656211]
Statement: This issue affects the versions of nasm as shipped with Red Hat Enterprise Linux 5, 6, and 7. Red Hat Enterprise Linux 5 is now in Extended Life Phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/. Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Low, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.