No analysis available yet.
Vendor Workaround
To mitigate this disable the permessage-deflate WebSocket extension if it is not required, and cap outgoing message sizes.
Tracking
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Tue, 29 Sep 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
ssvc
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Tue, 29 Sep 2026 17:30:00 +0000
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| Description | A flaw was found in libsoup. When the permessage-deflate WebSocket extension compresses a very large outgoing message, truncated size calculations used for GByteArray growth could wrap, causing zlib to write past the allocated buffer and resulting in a heap buffer overflow. | |
| Title | Libsoup: libsoup: heap buffer overflow during outgoing permessage-deflate buffer growth | |
| First Time appeared |
Redhat
Redhat enterprise Linux |
|
| Weaknesses | CWE-125 | |
| CPEs | cpe:/o:redhat:enterprise_linux:10 cpe:/o:redhat:enterprise_linux:6 cpe:/o:redhat:enterprise_linux:7 cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:9 |
|
| Vendors & Products |
Redhat
Redhat enterprise Linux |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2026-09-29T19:51:56.035Z
Reserved: 2026-09-29T13:19:27.962Z
Link: CVE-2026-102560
Updated: 2026-09-29T19:51:48.856Z
Status : Awaiting Analysis
Published: 2026-09-29T18:17:08.750
Modified: 2026-09-29T21:29:07.663
Link: CVE-2026-102560
No data.
OpenCVE Enrichment
No data.
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CWE-125
Out-of-bounds Read