CVE-2024-46777: linux-hwe vulnerabilities
Affects Linux kernelSource GCVE Database
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
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
Disclosed: evidence found.
CVE published 9 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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.
Patches and advisories
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu Pro 16.04 LTSlinux-hwepkg:deb/ubuntu/linux-hwe?arch=source&distro=esm-infra/xenialOther threats | Affected
| Fixed in
|
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
- ubuntu.com/security/notices/USN-8145-4 (opens in a new tab)
- ubuntu.com/security/CVE-2024-46777 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21735 (opens in a new tab)
- ubuntu.com/security/CVE-2025-37849 (opens in a new tab)
- ubuntu.com/security/CVE-2026-23060 (opens in a new tab)
- ubuntu.com/security/CVE-2026-23074 (opens in a new tab)