CVE-2026-8916: Samsung Open Source rlottie · Out-of-bounds Write Vulnerability
Affects rlottieSource GCVE Database
Not known to be exploited · CVSS 6.1 Medium · fixed in 0.1+dfsg-4ubuntu1.1+esm1 : update rlottie when convenient.
Data as of 13 Nov 2026, 02:14 UTC
- Patch
- Available – fixed in 0.1+dfsg-4ubuntu1.1+esm1, 0.1+dfsg-4.3ubuntu0.1~esm1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:HExploitation evidence
Disclosed: evidence found.
CVE published 4 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
Upgrade the Ubuntu rlottie to 0.1+dfsg-4ubuntu1.1+esm1 (package) or 0.1+dfsg-4.3ubuntu0.1~esm1 (package).
Patches and advisories
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu Pro 26.04 LTSrlottiepkg:deb/ubuntu/rlottie?arch=source&distro=esm-apps/resoluteOther threats | Affected
| Fixed in
|
Ubuntu 25.10rlottiepkg:deb/ubuntu/rlottie?arch=source&distro=questingOther threats | Affected
| Fixed in– |
Ubuntu Pro 24.04 LTSrlottiepkg:deb/ubuntu/rlottie?arch=source&distro=esm-apps/nobleOther threats | Affected
| Fixed in
|
Ubuntu Pro 22.04 LTSrlottiepkg:deb/ubuntu/rlottie?arch=source&distro=esm-apps/jammyOther threats | Affected
| Fixed in– |
Ubuntu Pro 20.04 LTSrlottiepkg:deb/ubuntu/rlottie?arch=source&distro=esm-apps/focalOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
A fix is available and should be applied by updating rlottie to the patched versions 0.1+dfsg-4ubuntu1.1+esm1 or 0.1+dfsg-4.3ubuntu0.1~esm1 as provided by Ubuntu security updates. The vendor advisory recommends standard system updates or using Ubuntu Pro Extended Security Maintenance (ESM) to obtain these fixes. No additional mitigation steps are indicated beyond applying the official patches.
Description
An out-of-bounds write vulnerability exists in the Samsung Open Source rlottie library, affecting certain versions before specific patched releases. This flaw can lead to denial of service or potentially arbitrary code execution due to buffer overflow conditions. The issue is addressed in updated package versions provided by Ubuntu, with fixes available via Ubuntu Pro Extended Security Maintenance (ESM).
References
- ubuntu.com/security/CVE-2026-8916 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2026-8916 (opens in a new tab)
- github.com/Samsung/rlottie/pull/589 (opens in a new tab)
- github.com/Samsung/rlottie/commit/ffe60942892c3d68b14560761ea920d360ef51bb (opens in a new tab)
- ubuntu.com/security/notices/USN-8559-1 (opens in a new tab)