Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Red Hat / Red Hat Enterprise Linux 10 | unaffected 0:3.6.5-3.el10_2.20 before * |
| Red Hat / Red Hat Enterprise Linux 9 | unaffected 0:2.72.0-16.el9_8.8 before * |
| Red Hat / Red Hat Enterprise Linux 6 | unknown |
| Red Hat / Red Hat Enterprise Linux 7 | unaffected |
| Red Hat / Red Hat Enterprise Linux 8 | unaffected |
CWE
CWE-125
References
- https://access.redhat.com/errata/RHSA-2026:83384
- https://access.redhat.com/errata/RHSA-2026:83618
- https://access.redhat.com/security/cve/CVE-2026-102560
- https://bugzilla.redhat.com/show_bug.cgi?id=2543296
ADP enrichment
No English description supplied.
No references supplied.