CVE-2026-72266: Linux kernel · fbdev: vesafb: fix memory leak in vesafb_probe()
Affects Linux kernelSource GCVE Database
Not known to be exploited · fixed in 6.8.0-147.147 : update Linux kernel when convenient.
Data as of 28 Oct 2026, 05:11 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 10% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 6.8.0-147.147, 6.8.0-1067.70, 7.0.0-1014.14~24.04.1 +25
Exploitation evidence
Disclosed: evidence found.
CVE published 15 Aug 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 to a fixed release listed under Affected software.
Patches and advisories
- ubuntu.com/security/notices/USN-8888-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8889-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8888-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-3 (opens in a new tab)
- ubuntu.com/security/notices/USN-8917-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8918-1 (opens in a new tab)
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 26.04 LTSlinuxpkg:deb/ubuntu/linux?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-awspkg:deb/ubuntu/linux-aws?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-azurepkg:deb/ubuntu/linux-azure?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-azure-fdepkg:deb/ubuntu/linux-azure-fde?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-gcppkg:deb/ubuntu/linux-gcp?arch=source&distro=resoluteOther threats | Affected
| Fixed in
|
Ubuntu 26.04 LTSlinux-gkepkg:deb/ubuntu/linux-gke?arch=source&distro=resoluteOther 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
A patch is available and has been applied in Linux kernel versions 6.8.0-147.147, 6.8.0-1067.70, 7.0.0-1014.14~24.04.1, 6.8.0-1071.79, 7.0.0-1017.17~24.04.1, and others as listed. Users should update to these fixed versions to remediate the issue.
Description
A memory leak vulnerability in the Linux kernel's vesafb driver was fixed. The issue involved the vesafb_probe() function not freeing a string returned by fb_get_options(), leading to a memory leak. This flaw has been corrected by ensuring the option string is freed after setup.
References
- ubuntu.com/security/CVE-2026-72266 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2026-72266 (opens in a new tab)
- git.kernel.org/linus/b15d708995c01bbffe7dcd634a31959f6805bed3 (opens in a new tab)
- git.kernel.org/stable/c/124df55c7201d011a3fead2205685b6c47eae093 (opens in a new tab)
- git.kernel.org/stable/c/43af398217ca8940bf30643fd1150b4c655b8a88 (opens in a new tab)
- git.kernel.org/stable/c/58bc18e03481b62f0ec53fe47f36615d52660a7d (opens in a new tab)
- git.kernel.org/stable/c/7b96ce9f8e47538c3c6eebbb217c94d696975cac (opens in a new tab)
- git.kernel.org/stable/c/b15d708995c01bbffe7dcd634a31959f6805bed3 (opens in a new tab)
- ubuntu.com/security/notices/USN-8888-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8889-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8888-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-2 (opens in a new tab)
- ubuntu.com/security/notices/USN-8887-3 (opens in a new tab)
- ubuntu.com/security/notices/USN-8917-1 (opens in a new tab)
- ubuntu.com/security/notices/USN-8918-1 (opens in a new tab)