CVE-2017-6888
CVE-2017-6888 is a medium-severity vulnerability in Flac Project Flac 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-772.
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-772
- Affected product: Flac Project Flac
- Published:
- Last modified:
Description
An error in the "read_metadata_vorbiscomment_()" function (src/libFLAC/stream_decoder.c) in FLAC version 1.3.2 can be exploited to cause a memory leak via a specially crafted FLAC file.
Frequently asked questions
- What is CVE-2017-6888?
- An error in the "read_metadata_vorbiscomment_()" function (src/libFLAC/stream_decoder.c) in FLAC version 1.3.2 can be exploited to cause a memory leak via a specially crafted FLAC file.
- How severe is CVE-2017-6888?
- CVE-2017-6888 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-2017-6888 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-2017-6888?
- CVE-2017-6888 primarily affects Flac Project Flac. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2017-6888?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2017-6888 published?
- CVE-2017-6888 was published on 2018-04-25 and last updated on 2026-06-17.
References
- https://git.xiph.org/?p=flac.git%3Ba=commit%3Bh=4f47b63e9c971e6391590caf00a0f2a5ed612e67
- https://lists.debian.org/debian-lts-announce/2021/01/msg00001.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/33W6XZAAEJYRGU3XYHRO7XSYEA7YACUB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KNZYTAU5UWBVXVJ4VHDWPR66ZVDLQZRE/
- https://secuniaresearch.flexerasoftware.com/advisories/82639/
- https://secuniaresearch.flexerasoftware.com/secunia_research/2017-7/
Affected products (4)
- cpe:2.3:a:flac_project:flac:*:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
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- CVE-2020-14339 — High (CVSS 8.8): A flaw was found in libvirt, where it leaked a file descriptor for `/dev/mapper/control` into the QEMU process. This…
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