crypto: s390/aes - Fix buffer overread in CTR mode (Linux Linux)

CVE-2023-52669
HIGH 8.2

At a glance

Source
NVD
EPSS
EPSS 0.68 % · percentile 52 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
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.

Weaknesses (CWE)

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:HLinux
CVSS 3.1HIGH 8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < cd51e26a3b89706beec64f2d8296cfb1c34e0c79 ; affected 0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < a7f580cdb42ec3d53bbb7c4e4335a98423703285 ; affected 0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < dbc9a791a70ea47be9f2acf251700fe254a2ab23 ; affected 0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < d68ac38895e84446848b7647ab9458d54cacba3e ; affected 0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < e78f1a43e72daf77705ad5b9946de66fc708b874 ; affected 0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < d07f951903fa9922c375b8ab1ce81b18a0034e3b
Linux · Linuxaffected 3.0 ; unaffected 0 < 3.0 ; unaffected 5.10.210 ≤ 5.10.* ; unaffected 5.15.149 ≤ 5.15.* ; unaffected 6.1.76 ≤ 6.1.* ; unaffected 6.6.15 ≤ 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