CVE-2025-37958: linux-raspi, linux-raspi-realtime vulnerabilities
Affects Linux kernelSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · fixed in 6.8.0-1044.48 : update Linux kernel when convenient.
Data as of 27 Oct 2026, 06:42 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- Patch
- Available – fixed in 6.8.0-1044.48, 6.8.0-2035.36
Exploitation evidence
Disclosed: evidence found.
CVE published 9 Jan 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
What to do
Upgrade the Ubuntu to 6.8.0-1044.48 (linux-raspi package) or 6.8.0-2035.36 (linux-raspi-realtime package).
Patches and advisories
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 24.04 LTSlinux-raspipkg:deb/ubuntu/linux-raspi?arch=source&distro=nobleOther threats | Affected
| Fixed in
|
Ubuntu Pro Realtime 24.04 LTSlinux-raspi-realtimepkg:deb/ubuntu/linux-raspi-realtime?arch=source&distro=realtime/nobleOther 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: - Cryptographic API; - Media drivers; - Memory management; - Appletalk network protocol; - Netfilter; (CVE-2025-37958, CVE-2025-38666, CVE-2025-39964, CVE-2025-39993, CVE-2025-40018)
References
- ubuntu.com/security/notices/USN-7931-5 (opens in a new tab)
- ubuntu.com/security/CVE-2025-37958 (opens in a new tab)
- ubuntu.com/security/CVE-2025-38666 (opens in a new tab)
- ubuntu.com/security/CVE-2025-39964 (opens in a new tab)
- ubuntu.com/security/CVE-2025-39993 (opens in a new tab)
- ubuntu.com/security/CVE-2025-40018 (opens in a new tab)