CVE-2023-52669

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < cd51e26a3b89706beec64f2d8296cfb1c34e0c79affected
LinuxLinux0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < a7f580cdb42ec3d53bbb7c4e4335a98423703285affected
LinuxLinux0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < dbc9a791a70ea47be9f2acf251700fe254a2ab23affected
LinuxLinux0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < d68ac38895e84446848b7647ab9458d54cacba3eaffected
LinuxLinux0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < e78f1a43e72daf77705ad5b9946de66fc708b874affected
LinuxLinux0200f3ecc19660bebeabbcbaf212957fcf1dbf8f < d07f951903fa9922c375b8ab1ce81b18a0034e3baffected
LinuxLinux3.0affected
LinuxLinux0 < 3.0unaffected
LinuxLinux5.10.210 <= 5.10.*unaffected
LinuxLinux5.15.149 <= 5.15.*unaffected
LinuxLinux6.1.76 <= 6.1.*unaffected
LinuxLinux6.6.15 <= 6.6.*unaffected
LinuxLinux6.7.3 <= 6.7.*unaffected
LinuxLinux6.8 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

References