wifi: iwlwifi: guard against division by zero in iwl_dbg_tlv_alloc_fragments

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-93062
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-17 17:17:59 UTC
Updated2026-09-17 17:17:59 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: guard against division by zero in iwl_dbg_tlv_alloc_fragments Make sure we don't end-up with a num_frags = 0 situation. For that, check that the required size is not 0 and put a checker on num_frags as well.

Risk And Classification

EPSS: 0.002000000 probability, percentile 0.102020000 (date 2026-09-18)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 14124b25780db542b2bc31aadecc37a2a6534f40 11dde137f1258004bd1ed76ea2480a641e1fb753 git Not specified
CNA Linux Linux affected 14124b25780db542b2bc31aadecc37a2a6534f40 6df26657c626b63b5a47026128cc021f66722a41 git Not specified
CNA Linux Linux affected 14124b25780db542b2bc31aadecc37a2a6534f40 f26f72c2448829701d7c3e840fac9d168a98a955 git Not specified
CNA Linux Linux affected 14124b25780db542b2bc31aadecc37a2a6534f40 bc7a7ad93070879c74cdcb107ebb1a02ec212712 git Not specified
CNA Linux Linux affected 14124b25780db542b2bc31aadecc37a2a6534f40 9318bc0c41b24705690cf80d1596cf6b711e7027 git Not specified
CNA Linux Linux affected 5.5 Not specified
CNA Linux Linux unaffected 5.5 semver Not specified
CNA Linux Linux unaffected 6.6.157 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.110 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.52 6.18.* semver Not specified
CNA Linux Linux unaffected 7.2.6 7.2.* semver Not specified
CNA Linux Linux unaffected 7.3-rc1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/9318bc0c41b24705690cf80d1596cf6b711e7027 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/bc7a7ad93070879c74cdcb107ebb1a02ec212712 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/f26f72c2448829701d7c3e840fac9d168a98a955 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/11dde137f1258004bd1ed76ea2480a641e1fb753 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/6df26657c626b63b5a47026128cc021f66722a41 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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