How severe is CVE-2017-7742?

CVE-2017-7742 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-2017-7742 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7742?

CVE-2017-7742 affects Libsndfile Project Libsndfile. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-7742?

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

When was CVE-2017-7742 published?

CVE-2017-7742 was published on 2017-04-12 and last updated on 2026-06-17.

CVE-2017-7742

CVE-2017-7742 is a medium-severity vulnerability in Libsndfile Project Libsndfile 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-119.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Libsndfile Project Libsndfile
Published: 2017-04-12
Last modified: 2026-06-17

Description

In libsndfile before 1.0.28, an error in the "flac_buffer_copy()" function (flac.c) can be exploited to cause a segmentation violation (with read memory access) via a specially crafted FLAC file during a resample attempt, a similar issue to CVE-2017-7585.

Frequently asked questions

What is CVE-2017-7742?: In libsndfile before 1.0.28, an error in the "flac_buffer_copy()" function (flac.c) can be exploited to cause a segmentation violation (with read memory access) via a specially crafted FLAC file during a resample attempt, a similar issue to CVE-2017-7585.
How severe is CVE-2017-7742?: CVE-2017-7742 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-2017-7742 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7742?: CVE-2017-7742 affects Libsndfile Project Libsndfile. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-7742?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-7742 published?: CVE-2017-7742 was published on 2017-04-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libsndfile_project:libsndfile:*:*:*:*:*:*:*:*

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