How severe is CVE-2016-7477?

CVE-2016-7477 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-7477 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-7477?

CVE-2016-7477 affects Libav. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-7477?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-7477 published?

CVE-2016-7477 was published on 2017-02-15 and last updated on 2026-06-17.

CVE-2016-7477

CVE-2016-7477 is a medium-severity vulnerability in Libav with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Libav
Published: 2017-02-15
Last modified: 2026-06-17

Description

The ff_put_pixels8_xy2_mmx function in rnd_template.c in Libav 11.7 allows remote attackers to cause a denial of service (invalid memory access and crash) via a crafted mp3 file. NOTE: this issue was originally reported as involving a NULL pointer dereference.

Frequently asked questions

What is CVE-2016-7477?: The ff_put_pixels8_xy2_mmx function in rnd_template.c in Libav 11.7 allows remote attackers to cause a denial of service (invalid memory access and crash) via a crafted mp3 file. NOTE: this issue was originally reported as involving a NULL pointer dereference.
How severe is CVE-2016-7477?: CVE-2016-7477 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-7477 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-7477?: CVE-2016-7477 affects Libav. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-7477?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-7477 published?: CVE-2016-7477 was published on 2017-02-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libav:libav:11.7:*:*:*:*:*:*:*

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