Bug 1677636 (CVE-2019-8343) - CVE-2019-8343 nasm: use-after-free in paste_tokens in asm/preproc.c
Summary: CVE-2019-8343 nasm: use-after-free in paste_tokens in asm/preproc.c
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-8343
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1677637 1700346 1700347
Blocks: 1677638
TreeView+ depends on / blocked
 
Reported: 2019-02-15 12:53 UTC by Dhananjay Arunesh
Modified: 2023-03-24 14:34 UTC (History)
9 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2021-10-27 03:24:50 UTC
Embargoed:

Attachments (Terms of Use)

Description Dhananjay Arunesh 2019-02-15 12:53:24 UTC 
In Netwide Assembler (NASM) 2.14.02, there is a use-after-free in paste_tokens in asm/preproc.c.

Reference:
https://bugzilla.nasm.us/show_bug.cgi?id=3392556
Comment 1 Dhananjay Arunesh 2019-02-15 12:53:41 UTC 
Created nasm tracking bugs for this issue:

Affects: fedora-all [bug 1677637]
Comment 6 Stefan Cornelius 2019-04-16 11:05:59 UTC 
Statement:

This issue affects the versions of nasm as shipped with Red Hat Enterprise Linux 6 and 7.

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/.

This issue did not affect the versions of nasm as shipped with Red Hat Enterprise Linux 5.
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