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VulnerabilityPublished Updated

CVE-2024-46777: linux-hwe vulnerabilities

Affects Linux kernelSource GCVE Database

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Mentioned vulnerabilities

Not known to be exploited : upgrade to 4.15.0-248.260~16.04.1 when convenient.

Data as of 29 Oct 2026, 22:33 UTC

Severity
Unrated

Rated by Threat Radar · No CVSS score from NVD or the CNA

Patch
Available – fixed in 4.15.0-248.260~16.04.1

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 Apr 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade the Ubuntu linux-hwe package to 4.15.0-248.260~16.04.1.

Affected software

ProductAffectedFixed in
Ubuntu Pro 16.04 LTSlinux-hwepkg:deb/ubuntu/linux-hwe?arch=source&distro=esm-infra/xenialOther threatsAffected
  • <4.15.0-248.260~16.04.1
Fixed in
  • 4.15.0-248.260~16.04.1

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Cryptographic API; - UDF file system; - NFC subsystem; - Network traffic control; (CVE-2024-46777, CVE-2025-21735, CVE-2025-37849, CVE-2026-23060, CVE-2026-23074)

References

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