CVE-2026-98024
s390/ism: folio_put() after error
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: s390/ism: folio_put() after error dmb->cpu_addr was allocated via folio_alloc(). Use folio_put() instead of kfree() in the error exit of ism_alloc_dmb() to avoid slab allocator corruption. While at it, reset dmb->cpu_addr after folio_put to avoid unintentional UAF by future callers.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 25, 2026 |
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Affected Versions
Linux / Linux
83781384a96b95e2b6403d3c8a002b2c89031770 < 890e2ef726904d1d8328e4b9f5090eeb8761b9d1 83781384a96b95e2b6403d3c8a002b2c89031770 < eebb6a9017b55ac05be770cf7b89f9da49505ae7 83781384a96b95e2b6403d3c8a002b2c89031770 < 60983356fab0c1171c5cb1b56a36349ebadc608e 83781384a96b95e2b6403d3c8a002b2c89031770 < 907a56ab3eb8a58500a58daa76087f17bb2b6826 121fb75414ab8debafd548bded9d888cd5a8f165 f3e23edc4917f72139b805f208aeadf23376a0b5 6.6.29 < 6.7 6.8.8 < 6.9
Linux / Linux
6.9
References
git.kernel.org: https://git.kernel.org/stable/c/890e2ef726904d1d8328e4b9f5090eeb8761b9d1 git.kernel.org: https://git.kernel.org/stable/c/eebb6a9017b55ac05be770cf7b89f9da49505ae7 git.kernel.org: https://git.kernel.org/stable/c/60983356fab0c1171c5cb1b56a36349ebadc608e git.kernel.org: https://git.kernel.org/stable/c/907a56ab3eb8a58500a58daa76087f17bb2b6826