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CVE-2026-72275: fbdev: broadsheetfb: fix potential memory leak in broadsheetfb_probe()

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-15 · updated 2026-08-17

Description

In the Linux kernel, the following vulnerability has been resolved: fbdev: broadsheetfb: fix potential memory leak in broadsheetfb_probe() The memory allocated for pagerefs in fb_deferred_io_init() is not freed on the error path. Fix it by calling fb_deferred_io_cleanup().

Affected products

• Linux kernel: from 5.15.149 before 5.15.212; 5.19 — fixed in 5.15.212, 7.2

How to fix

Upgrade to a fixed version: Linux kernel 5.15.212, 7.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/07d2f9cb667c2f6331a483227c62d0a4a91ef42f
• https://git.kernel.org/stable/c/4ce94f9e3bfb37866638e4b81e2c3d8f7470a12c
• https://git.kernel.org/stable/c/54a4cd11702d5e8bcefc3b514e338955813993a1
• https://git.kernel.org/stable/c/9d18a4e4234fd3ee0d0eed8ccbbb50cb76b2232c
• https://git.kernel.org/stable/c/e818c397548cde68d64c6abf8be0a5f3e3eef7d1
• https://git.kernel.org/stable/c/e8c9aae8c950869f65af8b9dd2f71f861ea6e433
• https://git.kernel.org/stable/c/edc5a845108337d0c167ab850fe9adfaea442975

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