Vulnerability Details : 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.
Vulnerability category: Overflow
Products affected by CVE-2017-7742
- cpe:2.3:a:libsndfile_project:libsndfile:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7742
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 45 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7742
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-7742
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7742
-
https://github.com/erikd/libsndfile/commit/60b234301adf258786d8b90be5c1d437fc8799e0
src/flac.c: Improve error handling · erikd/libsndfile@60b2343 · GitHubPatch
-
https://blogs.gentoo.org/ago/2017/04/11/libsndfile-invalid-memory-read-and-invalid-memory-write-in/
libsndfile: invalid memory READ and invalid memory WRITE in flac_buffer_copy (flac.c) | agostino's blogExploit;Patch;Third Party Advisory
-
https://security.gentoo.org/glsa/201707-04
libsndfile: Multiple vulnerabilities (GLSA 201707-04) — Gentoo security
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