Bug 1217929 (CVE-2023-49355)

Summary:	VUL-0: CVE-2023-49355: jq: one-byte out-of-bounds write in decToString in decNumber/decNumber.c
Product:	[Novell Products] SUSE Security Incidents	Reporter:	SMASH SMASH <smash_bz>
Component:	Incidents	Assignee:	Security Team bot <security-team>
Status:	RESOLVED UPSTREAM	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P5 - None	CC:	gabriele.sonnu
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/387541/
Whiteboard:
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description SMASH SMASH 2023-12-11 08:40:58 UTC

decToString in decNumber/decNumber.c in jq 88f01a7 has a one-byte out-of-bounds write via the " []-1.2e-1111111111" input.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-49355

Comment 1 Gabriele Sonnu 2023-12-11 08:42:43 UTC

Vulnerability report:

https://github.com/linzc21/bug-reports/blob/main/reports/jq/1.7-37-g88f01a7/heap-buffer-overflow/CVE-2023-49355.md

Only openSUSE:Factory/jq contains the decNumber.c file, and the poc doesn't trigger anything.

Closing this.