It was discovered that Apache HTTP Server's mod_rewrite module incorrectly handled memory when performing certain variable lookups. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2026-56154)
Lucian Nitescu, Simon Kappel, and Gianluca Danesin discovered that Apache HTTP Server's mod_http2 module incorrectly handled memory when processing certain HTTP/2 connections. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 26.04 LTS. (CVE-2026-57941)
Juthawong Naisanguansee, Charles Vosburgh, Mike Read, and Ryoma Nishioka discovered that Apache HTTP Server's mod_ssl module incorrectly handled certain expressions. An attacker could possibly use this issue to bypass intended access restrictions. (CVE-2026-59797)
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"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8898-1.json"
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{
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"type": "Ubuntu"
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],
"ecosystem": "Ubuntu:24.04:LTS"
}
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8898-1.json"
{
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"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8898-1.json"
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"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8898-1.json"
{
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"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8898-1.json"
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"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8898-1.json"
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