CVE-2024-52559: linux, linux-aws, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-realtime vulnerabilities
Affects Linux kernelSource GCVE Database
Not known to be exploited · CVSS 7.8 High · fixed in 6.8.0-78.78.1~22.04.1 : patch Linux kernel soon.
Data as of 31 Oct 2026, 01:39 UTC
Contested
Scorers differ by 2 or more points| CNA (Linux) | CVSS 3.1 | 7.8 |
|---|---|---|
| CISA-ADP | CVSS 3.1 | 5.5 |
- Patch
- Available – fixed in 6.8.0-78.78.1~22.04.1, 6.8.0-78.78, 6.8.0-1035.37 +2
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 27 Feb 2025
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 30 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Patches and advisories
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 24.04 LTSlinuxpkg:deb/ubuntu/linux?arch=source&distro=nobleOther threats | Affected
| Fixed in
|
Ubuntu 24.04 LTSlinux-awspkg:deb/ubuntu/linux-aws?arch=source&distro=nobleOther threats | Affected
| Fixed in
|
Ubuntu 24.04 LTSlinux-lowlatencypkg:deb/ubuntu/linux-lowlatency?arch=source&distro=nobleOther threats | Affected
| Fixed in
|
Ubuntu Pro Realtime 24.04 LTSlinux-realtimepkg:deb/ubuntu/linux-realtime?arch=source&distro=realtime/nobleOther threats | Affected
| Fixed in
|
Ubuntu 22.04 LTSlinux-lowlatency-hwe-6.8pkg:deb/ubuntu/linux-lowlatency-hwe-6.8?arch=source&distro=jammyOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Apply the official security updates provided by Ubuntu as detailed in advisory USN-7703-1. Update to the fixed kernel versions 6.8.0-78.78.1~22.04.1, 6.8.0-78.78, 6.8.0-1035.37, 6.8.0-78.78.1, or 6.8.1-1030.31 depending on your kernel flavor. After updating, reboot the system to activate the patched kernel. Due to ABI changes, recompile and reinstall any third-party kernel modules. No other specific mitigations are indicated beyond applying these official patches.
Description
Multiple security vulnerabilities were discovered in the Linux kernel affecting a wide range of subsystems and architectures. These issues could potentially allow an attacker to compromise the system. The vulnerabilities impact various kernel components including architectures (ARM64, PowerPC, x86), device drivers, networking protocols, filesystems, and kernel subsystems. Fixes have been released for affected Ubuntu Linux kernel packages, and users are advised to update and reboot to apply these patches.
References
- ubuntu.com/security/notices/USN-7703-1 (opens in a new tab)
- ubuntu.com/security/CVE-2024-52559 (opens in a new tab)
- ubuntu.com/security/CVE-2024-54456 (opens in a new tab)
- ubuntu.com/security/CVE-2024-54458 (opens in a new tab)
- ubuntu.com/security/CVE-2024-57834 (opens in a new tab)
- ubuntu.com/security/CVE-2024-57977 (opens in a new tab)
- ubuntu.com/security/CVE-2024-58020 (opens in a new tab)
- ubuntu.com/security/CVE-2024-58086 (opens in a new tab)
- ubuntu.com/security/CVE-2024-58088 (opens in a new tab)
- ubuntu.com/security/CVE-2024-58093 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21704 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21706 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21712 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21746 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21758 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21759 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21760 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21761 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21762 (opens in a new tab)
- ubuntu.com/security/CVE-2025-21763 (opens in a new tab)