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CVE-2026-68442

🗓️ 12 Aug 2026 00:17:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 6 Views

Btrfs split extent maps inherit EXTENT_FLAG_LOGGING causing use-after-free when freed on modified_extents list.

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12 Aug 202600:00
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12 Aug 202600:00
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OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu24.04alllinux0linux_0_all.deb
Ubuntu26.04alllinux0linux_0_all.deb
Ubuntu22.04alllinux-hwe-6.80linux-hwe-6.8_0_all.deb
Ubuntu24.04alllinux-hwe-6.170linux-hwe-6.17_0_all.deb
Ubuntu24.04alllinux-hwe-7.00linux-hwe-7.0_0_all.deb
Ubuntu24.04alllinux-aws0linux-aws_0_all.deb
Ubuntu26.04alllinux-aws0linux-aws_0_all.deb
Ubuntu22.04alllinux-aws-6.80linux-aws-6.8_0_all.deb
Ubuntu24.04alllinux-azure0linux-azure_0_all.deb
Ubuntu26.04alllinux-azure0linux-azure_0_all.deb
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19 Aug 2026 12:23Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.17.8
EPSS0.00117
6