NVD Vulnerability Detail

CVE-2017-5957

Summary	Stack-based buffer overflow in the vrend_decode_set_framebuffer_state function in vrend_decode.c in virglrenderer before 926b9b3460a48f6454d8bbe9e44313d86a65447f, as used in Quick Emulator (QEMU), allows a local guest users to cause a denial of service (application crash) via the "nr_cbufs" argument.
Publication Date	March 14, 2017, 11:59 p.m.
Registration Date	Jan. 26, 2021, 1:26 p.m.
Last Update	Nov. 21, 2024, 12:28 p.m.

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:a:virglrenderer_project:virglrenderer::::::::					0.6.0
execution environment
1	cpe:2.3:a:qemu:qemu::::::::

Related information, measures and tools

No	URL	タグ
1	http://www.openwall.com/lists/oss-security/2017/02/13/3	Mailing List Patch Third Party Advisory
2	http://www.openwall.com/lists/oss-security/2017/02/13/3	Mailing List Patch Third Party Advisory
3	http://www.securityfocus.com/bid/96215	Third Party Advisory VDB Entry
4	http://www.securityfocus.com/bid/96215	Third Party Advisory VDB Entry
5	https://bugzilla.redhat.com/show_bug.cgi?id=1421126	Issue Tracking Patch Third Party Advisory VDB Entry
6	https://bugzilla.redhat.com/show_bug.cgi?id=1421126	Issue Tracking Patch Third Party Advisory VDB Entry
7	https://cgit.freedesktop.org/virglrenderer/commit/?id=926b9b3460a48f6454d8bbe9e44313d86a65447f	Patch Third Party Advisory
8	https://cgit.freedesktop.org/virglrenderer/commit/?id=926b9b3460a48f6454d8bbe9e44313d86a65447f	Patch Third Party Advisory
9	https://security.gentoo.org/glsa/201707-06	Third Party Advisory
10	https://security.gentoo.org/glsa/201707-06	Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-787	境界外書き込み	https://cwe.mitre.org/data/definitions/787.html

JVN Vulnerability Information

QEMU で使用される virglrenderer の vrend_decode.c におけるスタックベースのバッファオーバーフローの脆弱性

Title	QEMU で使用される virglrenderer の vrend_decode.c におけるスタックベースのバッファオーバーフローの脆弱性
Summary	Quick Emulator (QEMU) で使用される virglrenderer の vrend_decode.c の vrend_decode_set_framebuffer_state 関数には、スタックベースのバッファオーバーフローの脆弱性が存在します。
Possible impacts	ローカルのゲストユーザにより、"nr_cbufs" 変数を介して、サービス運用妨害 (アプリケーションクラッシュ) 状態にされる可能性があります。
Solution	ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。
Publication Date	Feb. 10, 2017, midnight
Registration Date	March 31, 2017, 4:10 p.m.
Last Update	March 31, 2017, 4:10 p.m.

Affected System

Fabrice Bellard

QEMU

virglrenderer project

virglrenderer 926b9b3460a48f6454d8bbe9e44313d86a65447f 未満

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2017-5957	http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5957
National Vulnerability Database (NVD)
2	CVE-2017-5957	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-5957

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-119	https://jvndb.jvn.jp/ja/cwe/CWE-119.html

ベンダー情報

No	Name	URL
freedesktop.org
1	vrend: fix a stack overflow in set framebuffer state	https://cgit.freedesktop.org/virglrenderer/commit/?id=926b9b3460a48f6454d8bbe9e44313d86a65447f

Change Log

No	Changed Details	Date of change
0	[2017年03月31日] 掲載	Feb. 17, 2018, 10:37 a.m.