CVE-2026-93262
High
Description
In the Linux kernel, the following vulnerability has been resolved: md/raid5-ppl: fix use-after-free in ppl_do_flush() The loop in ppl_do_flush() continues iterating after calling ppl_io_unit_finished(), touching io->pending_flushes and leading to a use-after-free. Add a break statement to stop the loop once io is freed.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux
PublishedSep 24, 2026
First seenSep 24, 2026
How to fix
Update
- Linux Linuxcf01f9413565e86673baf927291a088b6975692b, e7505842f1329ece90cb9ea0db87772aeca44052, b5123bf667ac29ddd8106f9ca7cc01316513ae66, e77c80670f2c2bf491da9b173931e1da4677c23a, 8914c3d40870f16429a326e97e4016bedc6ede4c, 455b56209f9615c3902dcc398dd867abb5ade3ab, fcf21df7d3c50c8ebeb0757df5d21b02dcae4218, 371f7a1b392edc8b7cf449cc7713179b588f2d0e or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 1532d9e87e8b2377f12929f9e40724d5fbe6ecc5 ≤ v < cf01f9413565e86673baf927291a088b6975692b, 1532d9e87e8b2377f12929f9e40724d5fbe6ecc5 ≤ v < e7505842f1329ece90cb9ea0db87772aeca44052, 1532d9e87e8b2377f12929f9e40724d5fbe6ecc5 ≤ v < b5123bf667ac29ddd8106f9ca7cc01316513ae66, 1532d9e87e8b2377f12929f9e40724d5fbe6ecc5 ≤ v < e77c80670f2c2bf491da9b173931e1da4677c23a, 1532d9e87e8b2377f12929f9e40724d5fbe6ecc5 ≤ v < 8914c3d40870f16429a326e97e4016bedc6ede4c, 1532d9e87e8b2377f12929f9e40724d5fbe6ecc5 ≤ v < 455b56209f9615c3902dcc398dd867abb5ade3ab, 1532d9e87e8b2377f12929f9e40724d5fbe6ecc5 ≤ v < fcf21df7d3c50c8ebeb0757df5d21b02dcae4218, 1532d9e87e8b2377f12929f9e40724d5fbe6ecc5 ≤ v < 371f7a1b392edc8b7cf449cc7713179b588f2d0e, 4.16 | cf01f9413565e86673baf927291a088b6975692b, e7505842f1329ece90cb9ea0db87772aeca44052, b5123bf667ac29ddd8106f9ca7cc01316513ae66, e77c80670f2c2bf491da9b173931e1da4677c23a, 8914c3d40870f16429a326e97e4016bedc6ede4c, 455b56209f9615c3902dcc398dd867abb5ade3ab, fcf21df7d3c50c8ebeb0757df5d21b02dcae4218, 371f7a1b392edc8b7cf449cc7713179b588f2d0e |
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