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CVE-2026-43487: ata: libata-core: Disable LPM on ST1000DM010-2EP102

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-13 · updated 2026-06-26

Description

In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: Disable LPM on ST1000DM010-2EP102 According to a user report, the ST1000DM010-2EP102 has problems with LPM, causing random system freezes. The drive belongs to the same BarraCuda family as the ST2000DM008-2FR102 which has the same issue.

Affected products

• Linux kernel: from 6.9 before 6.12.78; from 6.13 before 6.18.19; from 6.19 before 6.19.9; 7.0-rc1, 7.0-rc2 — fixed in 6.12.78, 6.18.19, 6.19.9

How to fix

Upgrade to a fixed version: Linux kernel 6.12.78, 6.18.19, 6.19.9. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/87f0349beaacab2ac60c4a1b6dcff254cef7d5a0
• https://git.kernel.org/stable/c/a4bfb1947eda615fe0b2fc54beb6bedc03372e34
• https://git.kernel.org/stable/c/b3b1d3ae1d87bc9398fb715c945968bf4c75a09a
• https://git.kernel.org/stable/c/f897b72cc74d24e7106716184f450d4045a6289b

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