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Fencer Intel
high 7.8

CVE-2020-24889 json

A buffer overflow vulnerability in LibRaw version < 20.0 LibRaw::GetNormalizedModel in src/metadata/normalize_model.cpp may lead to context…

published 6y ago modified 4mo ago also EUVD-2020-17597

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

A buffer overflow vulnerability in LibRaw version < 20.0 LibRaw::GetNormalizedModel in src/metadata/normalize_model.cpp may lead to context-dependent arbitrary code execution.

Patch / fix

  • libraw libraw 0.20.0
  • libraw Debian 14, Debian 13, Debian 12 0.20.2-1

debian advisories DEBIAN-CVE-2020-24889

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-24889 updated cvss 5.3

libraw: buffer overflow vulnerability in LibRaw::GetNormalizedModel in src/metadata/normalize_model.cpp may lead to context-dependent arbitrary code execution

  • Red Hat Enterprise Linux 6 dcraw Red Hat Enterprise Linux 7 dcraw, LibRaw, libkdcraw Red Hat Enterprise Linux 8 dcraw, LibRaw
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.44% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/LibRaw/LibRaw/issues/334 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input

References

Sources

Fencer Intel 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.