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CVEs | Ubuntu

CVE reports

The Common Vulnerabilities and Exposures (CVE) system is used to identify, define, and catalog publicly disclosed cybersecurity vulnerabilities. Canonical keeps track of all CVEs affecting Ubuntu, and releases a security notice when an issue is fixed. You can find additional guidance for high-profile vulnerabilities in the Ubuntu Vulnerability Knowledge Base section

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Recent CVEs

CVE-2026-84782

High priority

Some fixes available 8 of 18

Issue summary: The DTLS retransmission logic does not correctly handle a handshake message write that is suspended part-way through. The retransmitted message can be read past the message buffer and the retransmission overwrites...

6 affected packages

openssl, openssl-fips, openssl1.0, nodejs, edk2, edk2-hwe

CVE-2026-87902

High priority
Needs evaluation

An unauthenticated attacker can make `get_page_template()` page-template resolution include a chosen readable local `.php` file outside the active theme directories. If relevant pre-conditions for both the server and the active...

1 affected package

wordpress

CVE-2026-87491

High priority
Not affected

Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)

1 affected package

chromium-browser

CVE-2026-85046

High priority
Not affected

Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

1 affected package

chromium-browser

CVE-2026-80725

High priority
Vulnerable

In the Linux kernel, the following vulnerability has been resolved: net: gro: properly validate BIG TCP aggregation criteria When GRO attempts to aggregate packets beyond GRO_LEGACY_MAX_SIZE (64KB), BIG TCP should only be...

168 affected packages

linux, linux-hwe, linux-hwe-5.4, linux-hwe-5.8, linux-hwe-5.11...

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