NVD Vulnerability Detail

CVE-2024-50049

Summary	In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointer before dereferencing se [WHAT & HOW] se is null checked previously in the same function, indicating it might be null; therefore, it must be checked when used again. This fixes 1 FORWARD_NULL issue reported by Coverity.
Publication Date	Oct. 22, 2024, 5:15 a.m.
Registration Date	Oct. 22, 2024, noon
Last Update	Oct. 24, 2024, 12:12 a.m.

Related information, measures and tools

No	URL	refsource	タグ
1	https://git.kernel.org/stable/c/f4149eec960110ffd5bcb161075dd9f1d7773075
2	https://git.kernel.org/stable/c/c643ef59390e49f1dfab35e8ea65f5db5e527d64
3	https://git.kernel.org/stable/c/97a79933fb08a002ba9400d1a7a5df707ecdb896
4	https://git.kernel.org/stable/c/65b2d49e55fe13ae56da3a7685bdccadca31134a
5	https://git.kernel.org/stable/c/a9b4fd1946678fa0e069e442f3c5a7d3fa446fac
6	https://git.kernel.org/stable/c/ff599ef6970ee000fa5bc38d02fa5ff5f3fc7575

Common Vulnerabilities List

JVN Vulnerability Information

Linux の Linux Kernel における NULL ポインタデリファレンスに関する脆弱性

Title	Linux の Linux Kernel における NULL ポインタデリファレンスに関する脆弱性
Summary	Linux の Linux Kernel には、NULL ポインタデリファレンスに関する脆弱性が存在します。
Possible impacts	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	Sept. 18, 2024, midnight
Registration Date	Oct. 25, 2024, 4:23 p.m.
Last Update	Aug. 21, 2025, 12:28 p.m.

Affected System

Linux

Linux Kernel 5.10.227 未満

Linux Kernel 5.11 以上 5.15.168 未満

Linux Kernel 5.16 以上 6.1.113 未満

Linux Kernel 6.2 以上 6.6.57 未満

Linux Kernel 6.7 以上 6.11.4 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-2024-50049	https://www.cve.org/CVERecord?id=CVE-2024-50049
National Vulnerability Database (NVD)
2	CVE-2024-50049	https://nvd.nist.gov/vuln/detail/CVE-2024-50049

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-476	http://cwe.mitre.org/data/definitions/476.html

ベンダー情報

No	Name	URL
Kernel.org git repositories
1	drm/amd/display: Check null pointer before dereferencing se (65b2d49)	https://git.kernel.org/stable/c/65b2d49e55fe13ae56da3a7685bdccadca31134a
2	drm/amd/display: Check null pointer before dereferencing se (97a7993)	https://git.kernel.org/stable/c/97a79933fb08a002ba9400d1a7a5df707ecdb896
3	drm/amd/display: Check null pointer before dereferencing se (a9b4fd1)	https://git.kernel.org/stable/c/a9b4fd1946678fa0e069e442f3c5a7d3fa446fac
4	drm/amd/display: Check null pointer before dereferencing se (c643ef5)	https://git.kernel.org/stable/c/c643ef59390e49f1dfab35e8ea65f5db5e527d64
5	drm/amd/display: Check null pointer before dereferencing se (f4149ee)	https://git.kernel.org/stable/c/f4149eec960110ffd5bcb161075dd9f1d7773075
6	drm/amd/display: Check null pointer before dereferencing se (ff599ef)	https://git.kernel.org/stable/c/ff599ef6970ee000fa5bc38d02fa5ff5f3fc7575
Linux Kernel
7	Linux Kernel Archives	https://www.kernel.org

その他

No	Name	URL
ICS-CERT ADVISORY
1	ICSA-25-226-07	https://www.cisa.gov/news-events/ics-advisories/icsa-25-226-07
JVN
2	JVNVU#92169998	https://jvn.jp/vu/JVNVU92169998/index.html

Change Log

No	Changed Details	Date of change
1	[2024年10月25日] 掲載	Oct. 25, 2024, 10:57 a.m.
2	[2025年08月21日] 参考情報：JVN (JVNVU#92169998) を追加参考情報：ICS-CERT ADVISORY (ICSA-25-226-07) を追加	Aug. 21, 2025, 12:27 p.m.