CVE-2026-68365

USB: serial: io_edgeport: cap received transmit credits

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En bref

Source
NVD
EPSS
EPSS 0.18 % · centile 8 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Received

Description

In the Linux kernel, the following vulnerability has been resolved: USB: serial: io_edgeport: cap received transmit credits The interrupt-status packet reports transmit credits returned by the device. edge_interrupt_callback() adds the 16-bit value to txCredits without checking maxTxCredits. edge_write() uses txCredits minus the software FIFO count as the amount of data that fits. Since the FIFO is allocated with maxTxCredits bytes, txCredits exceeding maxTxCredits can cause OOB write in ring buffer. Cap accumulated credits at maxTxCredits. Conforming devices should never hit the cap.

Références

Références européennes

Avis du CERT-FR

Produits affectés

ProduitVersions
Linux · Linuxaffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < d9dd87bc1d7e8476d29d68883542ec6198d385c6 ; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 5b39d3da15344b87ef54a0a04f65b52622747e99 ; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 63c4e55d0741cfaf00515e807cad9293445cd348 ; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < ee57992c053a6d395e98ced2d4c9cc3b42d8c27a ; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 64b687f9694777754285d489abbefa3784bc78da ; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < cbe00048b69d67c8a78293cb7681b4c9963b26c7
Linux · Linuxaffected 2.6.12 ; unaffected 0 < 2.6.12 ; unaffected 5.10.265 ≤ 5.10.* ; unaffected 5.15.216 ≤ 5.15.* ; unaffected 6.1.183 ≤ 6.1.* ; unaffected 6.6.148 ≤ 6.6.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD