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CVE-2026-80880

IB/mlx5: Properly support implicit ODP rereg_mr

In the Linux kernel, the following vulnerability has been resolved:

IB/mlx5: Properly support implicit ODP rereg_mr

Due to all the child mkeys in the implicit ODP configuration we cannot
change anything in place for the parent mkey. Instead the whole thing
needs to be rebuilt if any change is requested. If the user does not
specify a translation then force the implicit values which will then fall
through the logic into mlx5_ib_reg_user_mr() to allocate a completely new
MR.

Since implicit children were also touching the mr->pd, this removes
another case where the access was racy.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version ef3642c4f54d3493c92c71faf46139b2473bc532
Version < cbc9982c8573fb9e35040063aa78c8ebe768a1ff
Status affected
Version ef3642c4f54d3493c92c71faf46139b2473bc532
Version < ee914ef54a7e707453ecb43eb30fb0a5c6dd0d69
Status affected
Version ef3642c4f54d3493c92c71faf46139b2473bc532
Version < 94f7e50eb6b2ce7fbd9aeac1db22460d2013a3fb
Status affected
Version ef3642c4f54d3493c92c71faf46139b2473bc532
Version < eb7cb798e563b3f3b3baeb9cc6f7455764267e50
Status affected
Version ef3642c4f54d3493c92c71faf46139b2473bc532
Version < d4f84bfa089fe71f775d25beb29303e844494c25
Status affected
Version ef3642c4f54d3493c92c71faf46139b2473bc532
Version < 5d02b9a2efd11d28d2a8feac7769686b1b871d9c
Status affected
Version ef3642c4f54d3493c92c71faf46139b2473bc532
Version < ee7a8335069150c3f1893a697ab30bbeca00d796
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 5.11
Status affected
Version 0
Version < 5.11
Status unaffected
Version <= 5.15.*
Version 5.15.212
Status unaffected
Version <= 6.1.*
Version 6.1.178
Status unaffected
Version <= 6.6.*
Version 6.6.145
Status unaffected
Version <= 6.12.*
Version 6.12.97
Status unaffected
Version <= 6.18.*
Version 6.18.40
Status unaffected
Version <= 7.1.*
Version 7.1.5
Status unaffected
Version <= *
Version 7.2
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.16% 0.056
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/cbc9982c8573fb9e35040063aa78c8ebe768a1ff
https://git.kernel.org/stable/c/ee914ef54a7e707453ecb43eb30fb0a5c6dd0d69
https://git.kernel.org/stable/c/94f7e50eb6b2ce7fbd9aeac1db22460d2013a3fb
https://git.kernel.org/stable/c/eb7cb798e563b3f3b3baeb9cc6f7455764267e50
https://git.kernel.org/stable/c/d4f84bfa089fe71f775d25beb29303e844494c25
https://git.kernel.org/stable/c/5d02b9a2efd11d28d2a8feac7769686b1b871d9c
https://git.kernel.org/stable/c/ee7a8335069150c3f1893a697ab30bbeca00d796