+ RHSA-2026:14087 Moderate: libsoup security update
https://access.redhat.com/errata/RHSA-2026:14087
CVE-2026-5119
+ RHSA-2026:13830 Important: dovecot security update
https://access.redhat.com/errata/RHSA-2026:13830
CVE-2025-59032
CVE-2026-27857
CVE-2026-27858
+ RHSA-2026:13537 Important: thunderbird security update
https://access.redhat.com/errata/RHSA-2026:13537
CVE-2026-6746
CVE-2026-6747
CVE-2026-6748
CVE-2026-6749
CVE-2026-6750
CVE-2026-6751
CVE-2026-6752
CVE-2026-6753
CVE-2026-6754
CVE-2026-6757
CVE-2026-6759
CVE-2026-6761
CVE-2026-6762
CVE-2026-6763
CVE-2026-6764
CVE-2026-6765
CVE-2026-6766
CVE-2026-6767
CVE-2026-6769
CVE-2026-6770
CVE-2026-6771
CVE-2026-6772
CVE-2026-6776
CVE-2026-6785
CVE-2026-6786
+ RHSA-2026:13414 Important: tigervnc security update
https://access.redhat.com/errata/RHSA-2026:13414
CVE-2026-33999
CVE-2026-34001
CVE-2026-34003
CVE-2026-34352
+ RHSA-2026:13383 Important: openssh security update
https://access.redhat.com/errata/RHSA-2026:13383
CVE-2026-35385
CVE-2026-35386
CVE-2026-35387
CVE-2026-35388
CVE-2026-35414
+ RHSA-2026:13285 Important: libcap security update
https://access.redhat.com/errata/RHSA-2026:13285
CVE-2026-4878
+ RHSA-2026:13284 Important: LibRaw security update
https://access.redhat.com/errata/RHSA-2026:13284
CVE-2026-20889
CVE-2026-21413
CVE-2026-24660
+ RHSA-2026:14200 Important: git-lfs security update
https://access.redhat.com/errata/RHSA-2026:14200
CVE-2026-32280
CVE-2026-32282
CVE-2026-32283
+ RHSA-2026:13978 Moderate: libsoup security update
https://access.redhat.com/errata/RHSA-2026:13978
CVE-2026-5119
+ RHSA-2026:13917 Important: fence-agents security update
https://access.redhat.com/errata/RHSA-2026:13917
CVE-2026-30922
+ RHSA-2026:13857 Important: dovecot security update
https://access.redhat.com/errata/RHSA-2026:13857
CVE-2025-59032
CVE-2026-27857
CVE-2026-27858
+ RHSA-2026:13677 Moderate: systemd security update
https://access.redhat.com/errata/RHSA-2026:13677
CVE-2026-29111
+ RHSA-2026:13673 Moderate: corosync security update
https://access.redhat.com/errata/RHSA-2026:13673
CVE-2026-35091
CVE-2026-35092
+ RHSA-2026:13672 Important: fence-agents security update
https://access.redhat.com/errata/RHSA-2026:13672
CVE-2026-26007
CVE-2026-32597
+ RHSA-2026:13671 Important: image-builder security update
https://access.redhat.com/errata/RHSA-2026:13671
CVE-2026-25679
+ RHSA-2026:13670 Moderate: python-tornado security update
https://access.redhat.com/errata/RHSA-2026:13670
CVE-2026-31958
CVE-2026-35536
+ RHSA-2026:13565 Important: kernel security update
https://access.redhat.com/errata/RHSA-2026:13565
CVE-2026-23136
CVE-2026-23270
CVE-2026-31402
CVE-2026-31431
+ RHSA-2026:13381 Important: openssh security update
https://access.redhat.com/errata/RHSA-2026:13381
CVE-2026-35385
CVE-2026-35386
CVE-2026-35387
CVE-2026-35388
CVE-2026-35414
+ Google Chrome 148.0.7778.96/97 released
https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html
+ Zabbix 7.4.10, 7.0.26, 6.0.46 released
https://www.zabbix.com/rn/rn7.4.10
https://www.zabbix.com/rn/rn7.0.26
https://www.zabbix.com/rn/rn6.0.46
+ Mozilla Thunderbird 150.0.1 released
https://www.thunderbird.net/en-US/thunderbird/150.0.1/releasenotes/
+ Microsoft Drivers for PHP for SQL Server 5.13.1 released
https://learn.microsoft.com/ja-jp/sql/connect/php/release-notes-php-sql-driver?view=sql-server-ver17&source=recommendations
+ Apache HTTP Server 2.4.67 released
https://downloads.apache.org/httpd/CHANGES_2.4.67
https://downloads.apache.org/httpd/Announcement2.4.html
+ Postfix stable release 3.11.2 and legacy releases 3.10.9, 3.9.10, 3.8.16
https://www.postfix.org/announcements/postfix-3.11.2.html
+ Apache HTTP Serverの脆弱性(Important: CVE-2026-23918, Moderate: CVE-2026-24072, CVE-2026-33006, Low:複数)と2.4.67リリース
https://security.sios.jp/vulnerability/apache-security-vulnerability-20260505/
CVE-2026-23918
CVE-2026-24072
CVE-2026-33006
CVE-2026-28780
CVE-2026-29168
CVE-2026-29169
CVE-2026-33007
CVE-2026-33523
CVE-2026-33857
CVE-2026-34032
CVE-2026-34059
+ Linux Kernel Local Privilege Escalation via Memory Handling and Access Control Weakness
https://cxsecurity.com/issue/WLB-2026050003
+ Linux Kernel proc_readdir_de() 6.18-rc5 Local Privilege Escalation
https://cxsecurity.com/issue/WLB-2026050001
CVE-2025-40271
CVE-2023-3269
CVE-2023-32233
ニュース解説
総務省が自治体にサイバー対策「義務化」、中国製品排除せずも選定を厳格に
https://xtech.nikkei.com/atcl/nxt/column/18/00001/11706/?ST=nxt_thmit_security
piyokangoの週刊システムトラブル
マツダ病院の患者情報が閲覧可能に、委託先はミス把握も1年超報告せず
https://xtech.nikkei.com/atcl/nxt/column/18/00598/011300395/?ST=nxt_thmit_security
マルウエア徹底解剖
Androidを狙うマルウエア [第77回]
https://xtech.nikkei.com/atcl/nxt/mag/nnw/18/111900071/041700078/?ST=nxt_thmit_security
JVNVU#96268711 CISA ICS Advisory / ICS Medical Advisory(2026年04月30日)
https://jvn.jp/vu/JVNVU96268711/index.html