What’s Vulnerable › Vulnerabilities

CVE-2021-34122

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-10 · updated 2026-06-17
• Weakness: CWE-476

Description

The function bitstr_tell at bitstr.c in ffjpeg commit 4ab404e has a NULL pointer dereference.

Affected products

• Rockcarry Ffjpeg: before 2021-03-16 — fixed in 2021-03-16

How to fix

Upgrade to a fixed version: Rockcarry Ffjpeg 2021-03-16. Check the vendor advisory for mitigations.

References

• https://github.com/rockcarry/ffjpeg/issues/36
• https://github.com/rockcarry/ffjpeg/pull/37
• https://github.com/rockcarry/ffjpeg/issues/36
• https://github.com/rockcarry/ffjpeg/pull/37

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