boxscore/security
CVE · referencelatest edition

Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2023-52669HIGH
Linux Linux — crypto: s390/aes - Fix buffer overread in CTR mode
  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  H  H  H    7.8   .0068   49.8     —
AFFECTED
  Product  Versions                                    Fixed
  Linux    0200f3ecc19660bebeabbcbaf212957fcf1dbf8f –  —
  Linux    3.0 –                                       5.10.210
TIMELINE
  Mar 7   Reserved by Linux
  May 17  Published (CNA: Linux)
  Aug 4   RESCORED — CVE-2023-52669 (Linux). CVSS 8.2 → 7.8 (NVD).
CWE-787 · CNA: Linux · CVSS v3.1 · 7 references · NVD status: Modified

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: s390/aes - Fix buffer overread in CTR mode When processing the last block, the s390 ctr code will always read a whole block, even if there isn't a whole block of data left. Fix this by using the actual length left and copy it into a buffer first for processing.

Lifecycle

Complete event history — 3 events, chronological
DateEventDetail
March 7, 2024ReservedReserved by Linux
May 17, 2024PublishedPublished (CNA: Linux)
August 4, 2026RESCOREDRESCORED — CVE-2023-52669 (Linux). CVSS 8.2 → 7.8 (NVD).

Affected

Affected products and packages — 2 rows
VendorProduct / PackageEcosystemVersion introducedFixed
LinuxLinux0200f3ecc19660bebeabbcbaf212957fcf1dbf8f
LinuxLinux3.05.10.210

Weaknesses

CWE-787

References (7)

Related

Authoritative record: CVE-2023-52669 at cve.org

Vendors: linux

Weaknesses: CWE-787

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-52669 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.