CVE-2025-1050: Sonos Era 300 Out-of-Bounds Write Remote Code Execution Vulnerability

Q: How do I fix CVE-2025-1050?

s2: upgrade to 83.1-61240. Exact commands for each OS are on this page.

Q: Is CVE-2025-1050 being exploited?

CVE-2025-1050 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-1050 affect?

CVE-2025-1050 affects s2. Severity is high (CVSS 8.8). Sonos Era 300 Out-of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Sonos Era 300 speakers. Authentication is not required to exploit this vulnera

This month

HIGH 8.8UPGRADE

CVE-2025-1050 is a high-severity flaw (CVSS 8.8) affecting s2. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Sonos Era 300 Out-of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Sonos Era 300 speakers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of HLS playlist data. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocate

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-787
Published	2025-04-23
Last modified	2026-06-17

Publisher (CNA): Zero Day Initiative · Vendor: sonos

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-04-23 17:16 UTCPublished CVE record published
2026-06-17 08:38 UTCUpdated Record last modified

sonos s2 UPGRADE

Affected: < 83.1-61240

Fixed in: 83.1-61240

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy s2 || rpm -q s2 || s2 --version

2. UPGRADE to 83.1-61240 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade s2

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade s2

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-1050?

s2: upgrade to 83.1-61240. Exact commands for each OS are on this page.

Is CVE-2025-1050 being exploited?

CVE-2025-1050 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-1050 affect?

CVE-2025-1050 affects s2. Severity is high (CVSS 8.8). Sonos Era 300 Out-of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected Sonos Era 300 speakers. Authentication is not required to exploit this vulnera

How urgent is CVE-2025-1050?

Priority 40/100. High severity

Related CVEs

CVE-2025-1049 HIGH 8.8 UPGRADE UPGRADE Sonos Era 300 Heap-based Buffer Overflow Remote Code Execution Vulnerability
CVE-2025-1048 HIGH 8.8 UPGRADE UPGRADE Sonos Era 300 Speaker libsmb2 Use-After-Free Remote Code Execution Vulnerability

References

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