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CVE-2023-1075

A flaw was found in the Linux Kernel. The tls_is_tx_ready() incorrectly checks for list emptiness, potentially accessing a type confused…

Low3.3EPSS 0.22%
Published
Updated
Reserved
Assigned by
redhat

Description

A flaw was found in the Linux Kernel. The tls_is_tx_ready() incorrectly checks for list emptiness, potentially accessing a type confused entry to the list_head, leaking the last byte of the confused field that overlaps with rec->tx_ready.

Timeline

  1. ID reserved

    By redhat

  2. · 28 days later

    Published

  3. · 23 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-1075, by who scored it
Scored byCVSSScoreVector
CISA-ADPADP (enrichment)3.1Low3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVDNVD · Modified3.1Low3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS (exploitation in 30 days)
0.22% · top 88% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.3.

Weakness

Affected products

  • Linus kernel

    • affected unknown

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .