NVD Vulnerability Detail

CVE-2023-6212

Summary	Memory safety bugs present in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Publication Date	Nov. 22, 2023, 12:15 a.m.
Registration Date	Nov. 22, 2023, 10 a.m.
Last Update	Nov. 21, 2024, 5:43 p.m.

Affected software configurations

Related information, measures and tools

No	URL	タグ
1	https://bugzilla.mozilla.org/buglist.cgi?bug_id=1658432%2C1820983%2C1829252%2C1856072%2C1856091%2C1859030%2C1860943%2C1862782	Broken Link
2	https://bugzilla.mozilla.org/buglist.cgi?bug_id=1658432%2C1820983%2C1829252%2C1856072%2C1856091%2C1859030%2C1860943%2C1862782	Broken Link
3	https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html	Mailing List
4	https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html	Mailing List
5	https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html
6	https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html
7	https://www.debian.org/security/2023/dsa-5561	Third Party Advisory
8	https://www.debian.org/security/2023/dsa-5561	Third Party Advisory
9	https://www.mozilla.org/security/advisories/mfsa2023-49/	Release Notes Vendor Advisory
10	https://www.mozilla.org/security/advisories/mfsa2023-49/	Release Notes Vendor Advisory
11	https://www.mozilla.org/security/advisories/mfsa2023-50/	Release Notes Vendor Advisory
12	https://www.mozilla.org/security/advisories/mfsa2023-50/	Release Notes Vendor Advisory
13	https://www.mozilla.org/security/advisories/mfsa2023-52/	Release Notes Vendor Advisory
14	https://www.mozilla.org/security/advisories/mfsa2023-52/	Release Notes Vendor 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

Mozilla Foundation の Mozilla Firefox 等複数ベンダの製品における境界外書き込みに関する脆弱性

Title	Mozilla Foundation の Mozilla Firefox 等複数ベンダの製品における境界外書き込みに関する脆弱性
Summary	Mozilla Foundation の Mozilla Firefox 等複数ベンダの製品には、境界外書き込みに関する脆弱性が存在します。
Possible impacts	情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 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	Nov. 21, 2023, midnight
Registration Date	Jan. 11, 2024, 4:19 p.m.
Last Update	Jan. 11, 2024, 4:19 p.m.

Affected System

Mozilla Foundation

Mozilla Firefox 120.0 未満

Mozilla Firefox ESR 115.5.0 未満

Mozilla Thunderbird 115.5 未満

Debian

Debian GNU/Linux 10.0

Debian GNU/Linux 11.0

Debian GNU/Linux 12.0

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-2023-6212	https://www.cve.org/CVERecord?id=CVE-2023-6212
National Vulnerability Database (NVD)
2	CVE-2023-6212	https://nvd.nist.gov/vuln/detail/CVE-2023-6212

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-787	https://cwe.mitre.org/data/definitions/787.html

ベンダー情報

No	Name	URL
Debian
1	[SECURITY] [DLA 3661-1] firefox-esr security update	https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html
2	[SECURITY] [DLA 3674-1] thunderbird security update	https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html
3	[SECURITY] [DSA 5561-1] firefox-esr security update	https://www.debian.org/security/2023/dsa-5561
Mozilla Foundation Security Advisory
4	MFSA2023-49	https://www.mozilla.org/security/advisories/mfsa2023-49/
5	MFSA2023-50	https://www.mozilla.org/security/advisories/mfsa2023-50/
6	MFSA2023-52	https://www.mozilla.org/security/advisories/mfsa2023-52/

Change Log

No	Changed Details	Date of change
1	[2024年01月11日] 掲載	Jan. 11, 2024, 4:19 p.m.