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Fencer Vulns
high 8.2

CVE-2023-52307 json

Stack overflow in paddle.linalg.lu_unpack

published 2024-01-03 2 y ago modified 2026-09-10 1 mo ago also GHSA-g57v-2687-jx33 , PYSEC-2024-139 , EUVD-2024-0141

cvss
8.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits
0
none known

Summary

Stack overflow in paddle.linalg.lu_unpack in PaddlePaddle before 2.6.0. This flaw can lead to a denial of service, or even more damage.

Patch / fix

  • pypi paddlepaddle 2.6.0
  • paddlepaddle paddlepaddle 2.6.0

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.53% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:L
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:L
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
pypi paddlepaddle
<2.6.0
2.6.0

Affected products

  • PaddlePaddle PaddlePaddle

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input
  • CWE-787 Out-of-bounds Write

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.