CVE-2022-24960: A use after free vulnerability was discovered in PDFTron SDK version 9.2.0

Routine

MEDIUM 6.5DOWNGRADE

CVE-2022-24960 is a medium-severity flaw (CVSS 6.5) affecting pdftron. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A use after free vulnerability was discovered in PDFTron SDK version 9.2.0. A crafted PDF can overwrite RIP with data previously allocated on the heap. This issue affects: PDFTron PDFTron SDK 9.2.0 on OSX; 9.2.0 on Linux; 9.2.0 on Windows.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Local
Attack complexity	High
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-416
Published	2022-03-10
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: pdftron

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-03-10 17:46 UTCPublished CVE record published
2026-06-17 04:32 UTCUpdated Record last modified

pdftron pdftron DOWNGRADE

Affected: 9.2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.2.0

1. Check installed version

apt-cache policy pdftron || rpm -q pdftron || pdftron --version

2. No fixed release: DOWNGRADE to a release before 9.2.0 (Debian / Ubuntu)

apt-cache madison pdftron sudo apt install pdftron=<VERSION_BEFORE_9.2.0> sudo apt-mark hold pdftron

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list pdftron sudo dnf downgrade pdftron-<VERSION_BEFORE_9.2.0> sudo dnf versionlock add pdftron

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-24960?

pdftron: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-24960 being exploited?

CVE-2022-24960 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-24960 affect?

CVE-2022-24960 affects pdftron. Severity is medium (CVSS 6.5). A use after free vulnerability was discovered in PDFTron SDK version 9.2.0. A crafted PDF can overwrite RIP with data previously allocated on the heap. This issue affects: PDFTron PDFTron SDK 9.2.0 on OSX; 9.2.0 on Linux; 9.2.0 on Windows.

How urgent is CVE-2022-24960?

Priority 35/100. No elevated risk signals yet.

Software pages

Windows vulnerabilities

References

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