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critical 9.3

CVE-2024-57823 json

In Raptor RDF Syntax Library through 2.0.16, there is an integer underflow when normalizing a URI with the turtle parser in raptor_uri_norm…

published last yr. modified 4mo ago also EUVD-2024-53767

cvss
9.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

In Raptor RDF Syntax Library through 2.0.16, there is an integer underflow when normalizing a URI with the turtle parser in raptor_uri_normalize_path().

Patch / fix

  • raptor2 Debian 12 2.0.15-4+deb12u1
  • raptor2 Debian 14, Debian 13 2.0.16-6

debian advisories DEBIAN-CVE-2024-57823

  • raptor2 Ubuntu 20.04 LTS 2.0.15-0ubuntu1.20.04.2
  • raptor2 Ubuntu 22.04 LTS 2.0.15-0ubuntu4.1
  • raptor2 Ubuntu 24.04 LTS 2.0.16-3ubuntu0.1
  • raptor2 Ubuntu 25.10 2.0.16-4ubuntu1
  • raptor2 Ubuntu Pro 16.04 LTS 2.0.14-1ubuntu0.16.04.1+esm1
  • raptor2 Ubuntu Pro 18.04 LTS 2.0.14-1ubuntu0.18.04.1+esm1

ubuntu advisories UBUNTU-CVE-2024-57823

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • raptor2 RHEL 8 2.0.15-17.el8_10
  • raptor2 RHEL 9 2.0.15-32.el9_5
  • raptor2 RHEL 8.6 TUS, RHEL 8.6 E4S, RHEL 8.6 AUS 2.0.15-17.el8_6
  • raptor2 RHEL 7 ELS 2.0.9-5.el7_9
  • raptor2 RHEL 9.4 EUS 2.0.15-31.el9_4
  • raptor2 RHEL 8.8 EUS 2.0.15-17.el8_8
  • raptor2 RHEL 8.2 AUS 2.0.15-17.el8_2
  • raptor2 RHEL 8.4 TUS, RHEL 8.4 E4S, RHEL 8.4 AUS 2.0.15-17.el8_4

red hat advisories RHSA-2025:0326RHSA-2025:0319RHSA-2025:0316RHSA-2025:0318RHSA-2025:0314RHSA-2025:0315

  • raptor SLE Module for Desktop Applications 15 SP7, SLE Module for Desktop Applications 15 SP6, openSUSE Leap 15.6 2.0.15-150200.9.18.1
  • raptor SLES LTSS Extended Security 12 SP5 2.0.15-5.9.1

suse advisories SUSE-SU-2025:03257-1SUSE-SU-2025:03244-1

  • raptor openSUSE Tumbleweed 2.0.16-4.1

opensuse advisories openSUSE-SU-2025:14646-1

  • raptor2 AlmaLinux 9 2.0.15-32.el9_5
  • raptor2 AlmaLinux 8 2.0.15-17.el8_10

almalinux advisories ALSA-2025:0312ALSA-2025:0314

  • raptor2 Rocky Linux 9 2.0.15-32.el9_5
  • raptor2 Rocky Linux 8 2.0.15-17.el8_10

rocky linux advisories RLSA-2025:0312RLSA-2025:0314

Is CVE-2024-57823 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

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-2024-57823 updated cvss 7.3

raptor: integer underflow when normalizing a URI with the turtle parser

  • Red Hat Enterprise Linux 6 raptor
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat CodeReady Linux Builder (v. 9) raptor2-devel 2.0.15-32.el9_5, raptor2-debuginfo 2.0.15-32.el9_5, raptor2-debugsource 2.0.15-32.el9_5
    fixed: vendor fix RHSA-2025:0312
  • Red Hat CodeReady Linux Builder EUS (v.8.8) raptor2-devel 2.0.15-17.el8_8, raptor2-debuginfo 2.0.15-17.el8_8, raptor2-debugsource 2.0.15-17.el8_8
    fixed: vendor fix RHSA-2025:0318
  • Red Hat CodeReady Linux Builder EUS (v.9.2) raptor2-devel 2.0.15-31.el9_2, raptor2-debuginfo 2.0.15-31.el9_2, raptor2-debugsource 2.0.15-31.el9_2
    fixed: vendor fix RHSA-2025:0310
  • Red Hat CodeReady Linux Builder EUS (v.9.4) raptor2-devel 2.0.15-31.el9_4, raptor2-debuginfo 2.0.15-31.el9_4, raptor2-debugsource 2.0.15-31.el9_4
    fixed: vendor fix RHSA-2025:0316
  • Red Hat Enterprise Linux AppStream (v. 8) raptor2 2.0.15-17.el8_10
    fixed: vendor fix RHSA-2025:0314
  • Red Hat Enterprise Linux AppStream (v. 9) raptor2 2.0.15-32.el9_5
    fixed: vendor fix RHSA-2025:0312
  • Red Hat Enterprise Linux AppStream AUS (v. 8.2) raptor2 2.0.15-17.el8_2
    fixed: vendor fix RHSA-2025:0315
show 12 more
  • Red Hat Enterprise Linux AppStream AUS (v.8.4) raptor2 2.0.15-17.el8_4
    fixed: vendor fix RHSA-2025:0313
  • Red Hat Enterprise Linux AppStream AUS (v.8.6) raptor2 2.0.15-17.el8_6
    fixed: vendor fix RHSA-2025:0326
  • Red Hat Enterprise Linux AppStream E4S (v.8.4) raptor2 2.0.15-17.el8_4
    fixed: vendor fix RHSA-2025:0313
  • Red Hat Enterprise Linux AppStream E4S (v.8.6) raptor2 2.0.15-17.el8_6
    fixed: vendor fix RHSA-2025:0326
  • Red Hat Enterprise Linux AppStream E4S (v.9.0) raptor2 2.0.15-31.el9_0
    fixed: vendor fix RHSA-2025:0311
  • Red Hat Enterprise Linux AppStream EUS (v.8.8) raptor2 2.0.15-17.el8_8
    fixed: vendor fix RHSA-2025:0318
  • Red Hat Enterprise Linux AppStream EUS (v.9.2) raptor2 2.0.15-31.el9_2
    fixed: vendor fix RHSA-2025:0310
  • Red Hat Enterprise Linux AppStream EUS (v.9.4) raptor2 2.0.15-31.el9_4
    fixed: vendor fix RHSA-2025:0316
  • Red Hat Enterprise Linux AppStream TUS (v.8.4) raptor2 2.0.15-17.el8_4
    fixed: vendor fix RHSA-2025:0313
  • Red Hat Enterprise Linux AppStream TUS (v.8.6) raptor2 2.0.15-17.el8_6
    fixed: vendor fix RHSA-2025:0326
  • Red Hat Enterprise Linux CRB (v. 8) raptor2-devel 2.0.15-17.el8_10, raptor2-debuginfo 2.0.15-17.el8_10, raptor2-debugsource 2.0.15-17.el8_10
    fixed: vendor fix RHSA-2025:0314
  • Red Hat Enterprise Linux Server (v. 7 ELS) raptor2 2.0.9-5.el7_9 Red Hat Enterprise Linux Server Optional (v. 7 ELS) raptor2 2.0.9-5.el7_9
    fixed: vendor fix RHSA-2025:0319

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

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
last yr.

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • github.com https://github.com/pedrib/PoC/blob/master/fuzzing/raptor-fuzz.md referenced PoC, tagged "exploit" by a source, unverified
  • bugs.debian.org https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1067896 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/dajobe/raptor/issues/70 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 9.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • librdf Raptor RDF Syntax Library

Classification

Weakness
  • CWE-191 Integer Underflow (Wrap or Wraparound)

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.