VulnerabilityModified
CVE-2021-40426
A heap-based buffer overflow vulnerability exists in the sphere.c start_read() functionality of Sound Exchange libsox 14.4.2 and master commit 42b3557e.
HIGH 8.8EPSS 2.21%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A heap-based buffer overflow vulnerability exists in the sphere.c start_read() functionality of Sound Exchange libsox 14.4.2 and master commit 42b3557e. A specially-crafted file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.21% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-787
- Affected
- sound exchange project/sound exchange
- Source
- talos-cna@cisco.com
References
- http://www.openwall.com/lists/oss-security/2023/02/03/3
- https://lists.debian.org/debian-lts-announce/2023/02/msg00009.html
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1434Exploit, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5356
- http://www.openwall.com/lists/oss-security/2023/02/03/3
- https://lists.debian.org/debian-lts-announce/2023/02/msg00009.html
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1434Exploit, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5356
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.