Bug 2035087 (CVE-2021-45257) - CVE-2021-45257 nasm: Infinite loop via the paste_tokens function
Summary: CVE-2021-45257 nasm: Infinite loop via the paste_tokens function
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2021-45257
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: 2035088 2038121 2038122
Blocks: 2035091
TreeView+ depends on / blocked
 
Reported: 2021-12-22 20:33 UTC by Pedro Sampaio
Modified: 2022-01-11 12:23 UTC (History)
5 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
An infinite loop flaw was found in nasm's preproc.c via paste_tokens() function. An attacker with local network access could pass a specially crafted unknown input causing an application to halt or crash leading to a denial of service.
Clone Of:
Environment:
Last Closed: 2022-01-11 12:23:10 UTC


Attachments (Terms of Use)

Description Pedro Sampaio 2021-12-22 20:33:32 UTC
An infinite loop vulnerability exists in nasm 2.16rc0 via the gpaste_tokens function.

References:

https://bugzilla.nasm.us/show_bug.cgi?id=3392790

Comment 1 Pedro Sampaio 2021-12-22 20:33:46 UTC
Created nasm tracking bugs for this issue:

Affects: fedora-all [bug 2035088]


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