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01 Record

CVE-2022-24724

Integer overflow in table parsing extension leads to heap memory corruption

HighPUBLISHEDCNA: GitHub_M
CNA base score8.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

02 Description

Integer overflow in table parsing extension leads to heap memory corruption

03 Exploitation and scoring

Exploitation
Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
SSVC decision
  • ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
4.51% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 91.2% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-03-03 19:35Z4 YR AGO
Last updated
2025-04-22 18:20Z1 YR AGO
Reserved
2022-02-10
Assigning CNA
GitHub_M
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-190Integer Overflow or WraparoundBase
Data version
5.1
Document digest
88348d638bcaa3e4720e776b4c3bd4fec2ac3896343a776ae9dbae2d6245486d

05 Affected products

VendorProductVersionsPlatforms
githubcmark-gfm< 0.28.3.gfm.21, >= 0.29.0.gfm.0, < 0.29.0.gfm.3—

06 References

07 Fixed in

AlmaLinux 8

  • pandoc
    Fixed in 2.0.6-6.el8_6
  • pandoc-common
    Fixed in 2.0.6-6.el8_6

Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

CloudLinux 8

  • pandoc
    Fixed in 2.0.6-6.el8_6
  • pandoc-common
    Fixed in 2.0.6-6.el8_6

Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.

Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

Debian 12

  • cmark-gfm
    Fixed in 0.29.0.gfm.3-3
  • ghostwriter
    Fixed in 2.1.6+ds-1
  • python-cmarkgfm
    Fixed in 0.7.0-1
  • r-cran-commonmark
    Fixed in 1.8.0-1
  • ruby-commonmarker
    Fixed in 0.23.4-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • cmark-gfm
    Fixed in 0.29.0.gfm.3-3
  • ghostwriter
    Fixed in 2.1.6+ds-1
  • python-cmarkgfm
    Fixed in 0.7.0-1
  • r-cran-commonmark
    Fixed in 1.8.0-1
  • ruby-commonmarker
    Fixed in 0.23.4-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • cmark-gfm
    Fixed in 0.29.0.gfm.3-3
  • ghostwriter
    Fixed in 2.1.6+ds-1
  • python-cmarkgfm
    Fixed in 0.7.0-1
  • r-cran-commonmark
    Fixed in 1.8.0-1
  • ruby-commonmarker
    Fixed in 0.23.4-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 20.04 LTS

  • cmark-gfm
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.