{"id":"USN-8396-1","summary":"apache2 vulnerabilities","details":"It was discovered that the Apache HTTP Server mod_rewrite module\nincorrectly handled certain privileges. A local attacker could possibly use\nthis issue to obtain sensitive information. (CVE-2026-24072)\n\nAndrew Lacambra, Elhanan Haenel, Tianshuo Han, and Tristan Madani\ndiscovered that the Apache HTTP Server mod_proxy_ajp module incorrectly\nhandled certain AJP server messages. An attacker in control of a\nbackend AJP server could use this issue to cause Apache HTTP Server to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2026-28780)\n\nPavel Kohout discovered that the Apache HTTP Server incorrectly handled\ncertain memory operations in mod_dav_lock. A remote attacker could possibly\nuse this issue to cause Apache HTTP Server to crash, resulting in a denial\nof service. (CVE-2026-29169)\n\nElhanan Haenel discovered that Apache HTTP Server incorrectly handled\ncertain memory operations in mod_proxy_ajp. A remote attacker could use\nthis issue to cause Apache HTTP Server to crash, resulting in a denial of\nservice, or possibly obtain sensitive information. (CVE-2026-34059)","modified":"2026-06-12T09:14:16.269889191Z","published":"2026-06-08T10:16:59Z","related":["UBUNTU-CVE-2026-24072","UBUNTU-CVE-2026-28780","UBUNTU-CVE-2026-29169","UBUNTU-CVE-2026-34059"],"upstream":["UBUNTU-CVE-2026-24072","UBUNTU-CVE-2026-28780","UBUNTU-CVE-2026-29169","UBUNTU-CVE-2026-34059"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8396-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-24072"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-28780"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-29169"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-34059"}],"affected":[{"package":{"name":"apache2","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/apache2?arch=source&distro=esm-infra-legacy%2Ftrusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.7-1ubuntu4.22+esm13"}]}],"versions":["2.4.6-2ubuntu2","2.4.6-2ubuntu3","2.4.6-2ubuntu4","2.4.7-1ubuntu1","2.4.7-1ubuntu2","2.4.7-1ubuntu3","2.4.7-1ubuntu4","2.4.7-1ubuntu4.1","2.4.7-1ubuntu4.4","2.4.7-1ubuntu4.5","2.4.7-1ubuntu4.6","2.4.7-1ubuntu4.7","2.4.7-1ubuntu4.8","2.4.7-1ubuntu4.9","2.4.7-1ubuntu4.10","2.4.7-1ubuntu4.11","2.4.7-1ubuntu4.13","2.4.7-1ubuntu4.15","2.4.7-1ubuntu4.16","2.4.7-1ubuntu4.17","2.4.7-1ubuntu4.18","2.4.7-1ubuntu4.19","2.4.7-1ubuntu4.20","2.4.7-1ubuntu4.21","2.4.7-1ubuntu4.22","2.4.7-1ubuntu4.22+esm1","2.4.7-1ubuntu4.22+esm2","2.4.7-1ubuntu4.22+esm3","2.4.7-1ubuntu4.22+esm4","2.4.7-1ubuntu4.22+esm5","2.4.7-1ubuntu4.22+esm6","2.4.7-1ubuntu4.22+esm8","2.4.7-1ubuntu4.22+esm9","2.4.7-1ubuntu4.22+esm10","2.4.7-1ubuntu4.22+esm12"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro","binaries":[{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-bin"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-data"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-mpm-event"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-mpm-itk"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-mpm-prefork"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-mpm-worker"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-suexec"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-suexec-custom"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-suexec-pristine"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2-utils"},{"binary_version":"2.4.7-1ubuntu4.22+esm13","binary_name":"apache2.2-bin"},{"binary_version":"1:2.4.7-1ubuntu4.22+esm13","binary_name":"libapache2-mod-macro"},{"binary_version":"1:2.4.7-1ubuntu4.22+esm13","binary_name":"libapache2-mod-proxy-html"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8396-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-24072"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-28780"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-29169"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-34059"}],"ecosystem":"Ubuntu:Pro:14.04:LTS"}}},{"package":{"name":"apache2","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/apache2?arch=source&distro=esm-infra-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.18-2ubuntu3.17+esm18"}]}],"versions":["2.4.12-2ubuntu2","2.4.17-1ubuntu1","2.4.17-2ubuntu1","2.4.17-3ubuntu1","2.4.18-1ubuntu1","2.4.18-2ubuntu1","2.4.18-2ubuntu2","2.4.18-2ubuntu3","2.4.18-2ubuntu3.1","2.4.18-2ubuntu3.2","2.4.18-2ubuntu3.3","2.4.18-2ubuntu3.4","2.4.18-2ubuntu3.5","2.4.18-2ubuntu3.7","2.4.18-2ubuntu3.8","2.4.18-2ubuntu3.9","2.4.18-2ubuntu3.10","2.4.18-2ubuntu3.12","2.4.18-2ubuntu3.13","2.4.18-2ubuntu3.14","2.4.18-2ubuntu3.15","2.4.18-2ubuntu3.17","2.4.18-2ubuntu3.17+esm1","2.4.18-2ubuntu3.17+esm2","2.4.18-2ubuntu3.17+esm3","2.4.18-2ubuntu3.17+esm4","2.4.18-2ubuntu3.17+esm5","2.4.18-2ubuntu3.17+esm6","2.4.18-2ubuntu3.17+esm7","2.4.18-2ubuntu3.17+esm8","2.4.18-2ubuntu3.17+esm9","2.4.18-2ubuntu3.17+esm10","2.4.18-2ubuntu3.17+esm11","2.4.18-2ubuntu3.17+esm12","2.4.18-2ubuntu3.17+esm13","2.4.18-2ubuntu3.17+esm14","2.4.18-2ubuntu3.17+esm16","2.4.18-2ubuntu3.17+esm17"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro","binaries":[{"binary_version":"2.4.18-2ubuntu3.17+esm18","binary_name":"apache2"},{"binary_version":"2.4.18-2ubuntu3.17+esm18","binary_name":"apache2-bin"},{"binary_version":"2.4.18-2ubuntu3.17+esm18","binary_name":"apache2-data"},{"binary_version":"2.4.18-2ubuntu3.17+esm18","binary_name":"apache2-suexec-custom"},{"binary_version":"2.4.18-2ubuntu3.17+esm18","binary_name":"apache2-suexec-pristine"},{"binary_version":"2.4.18-2ubuntu3.17+esm18","binary_name":"apache2-utils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8396-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-24072"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-28780"},{"id":"CVE-2026-29169","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-34059"}],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"apache2","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/apache2?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.29-1ubuntu4.27+esm9"}]}],"versions":["2.4.27-2ubuntu3","2.4.29-1ubuntu1","2.4.29-1ubuntu2","2.4.29-1ubuntu3","2.4.29-1ubuntu4","2.4.29-1ubuntu4.1","2.4.29-1ubuntu4.2","2.4.29-1ubuntu4.3","2.4.29-1ubuntu4.4","2.4.29-1ubuntu4.5","2.4.29-1ubuntu4.6","2.4.29-1ubuntu4.7","2.4.29-1ubuntu4.8","2.4.29-1ubuntu4.10","2.4.29-1ubuntu4.11","2.4.29-1ubuntu4.12","2.4.29-1ubuntu4.13","2.4.29-1ubuntu4.14","2.4.29-1ubuntu4.16","2.4.29-1ubuntu4.17","2.4.29-1ubuntu4.18","2.4.29-1ubuntu4.19","2.4.29-1ubuntu4.20","2.4.29-1ubuntu4.21","2.4.29-1ubuntu4.22","2.4.29-1ubuntu4.23","2.4.29-1ubuntu4.24","2.4.29-1ubuntu4.25","2.4.29-1ubuntu4.26","2.4.29-1ubuntu4.27","2.4.29-1ubuntu4.27+esm1","2.4.29-1ubuntu4.27+esm2","2.4.29-1ubuntu4.27+esm3","2.4.29-1ubuntu4.27+esm4","2.4.29-1ubuntu4.27+esm6","2.4.29-1ubuntu4.27+esm7","2.4.29-1ubuntu4.27+esm8"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"2.4.29-1ubuntu4.27+esm9","binary_name":"apache2"},{"binary_version":"2.4.29-1ubuntu4.27+esm9","binary_name":"apache2-bin"},{"binary_version":"2.4.29-1ubuntu4.27+esm9","binary_name":"apache2-data"},{"binary_version":"2.4.29-1ubuntu4.27+esm9","binary_name":"apache2-suexec-custom"},{"binary_version":"2.4.29-1ubuntu4.27+esm9","binary_name":"apache2-suexec-pristine"},{"binary_version":"2.4.29-1ubuntu4.27+esm9","binary_name":"apache2-utils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8396-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-24072"},{"id":"CVE-2026-28780","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-29169"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-34059"}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"apache2","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/apache2?arch=source&distro=esm-infra%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+esm4"}]}],"versions":["2.4.41-1ubuntu1","2.4.41-4ubuntu1","2.4.41-4ubuntu2","2.4.41-4ubuntu3","2.4.41-4ubuntu3.1","2.4.41-4ubuntu3.3","2.4.41-4ubuntu3.4","2.4.41-4ubuntu3.5","2.4.41-4ubuntu3.6","2.4.41-4ubuntu3.7","2.4.41-4ubuntu3.8","2.4.41-4ubuntu3.9","2.4.41-4ubuntu3.10","2.4.41-4ubuntu3.11","2.4.41-4ubuntu3.12","2.4.41-4ubuntu3.13","2.4.41-4ubuntu3.14","2.4.41-4ubuntu3.15","2.4.41-4ubuntu3.16","2.4.41-4ubuntu3.17","2.4.41-4ubuntu3.19","2.4.41-4ubuntu3.20","2.4.41-4ubuntu3.21","2.4.41-4ubuntu3.23","2.4.41-4ubuntu3.23+esm2","2.4.41-4ubuntu3.23+esm3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"2.4.41-4ubuntu3.23+esm4","binary_name":"apache2"},{"binary_version":"2.4.41-4ubuntu3.23+esm4","binary_name":"apache2-bin"},{"binary_version":"2.4.41-4ubuntu3.23+esm4","binary_name":"apache2-data"},{"binary_version":"2.4.41-4ubuntu3.23+esm4","binary_name":"apache2-suexec-custom"},{"binary_version":"2.4.41-4ubuntu3.23+esm4","binary_name":"apache2-suexec-pristine"},{"binary_version":"2.4.41-4ubuntu3.23+esm4","binary_name":"apache2-utils"},{"binary_version":"2.4.41-4ubuntu3.23+esm4","binary_name":"libapache2-mod-md"},{"binary_version":"2.4.41-4ubuntu3.23+esm4","binary_name":"libapache2-mod-proxy-uwsgi"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8396-1.json","cves_map":{"cves":[{"id":"CVE-2026-24072","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-28780"},{"id":"CVE-2026-29169","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]},{"id":"CVE-2026-34059","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"low"}]}],"ecosystem":"Ubuntu:Pro:20.04:LTS"}}}],"schema_version":"1.7.5"}