Summary
Squid is a high-performance proxy caching server for web clients, supporting FTP, and HTTP data objects.
Security Fix(es):
* squid: Squid: Denial of Service via heap Use-After-Free vulnerability in ICP handling (CVE-2026-33526)
* Squid: Squid: Denial of Service via crafted ICP traffic (CVE-2026-32748)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Fixed packages 7
| Release | Package | Fixed in |
|---|---|---|
| Rocky Linux · 8 | libecap | 0:1.0.1-2.module+el8.9.0+1437+df5ea8f0 |
| Rocky Linux · 8 | squid | 7:4.15-10.module+el8.10.0+1928+e8441768.5 |
| Rocky Linux · 8 | squid | 7:4.15-10.module+el8.10.0+1985+eaf982f0.6 |
| Rocky Linux · 8 | squid | 7:4.15-10.module+el8.10.0+1885+e30b7122.3 |
| Rocky Linux · 8 | squid | 7:4.15-10.module+el8.10.0+2080+49064dbd.9 |
| Rocky Linux · 8 | squid | 7:4.15-10.module+el8.10.0+1758+80ba9f4b |
| Rocky Linux · 8 | squid | 7:4.15-10.module+el8.10.0+1881+7e31fb44.1 |
Vulnerabilities 2
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Critical 9.2
Squid vulnerable to Denial of Service in ICP Request handling
Squid is a caching proxy for the Web. Prior to version 7.5, due to heap Use-After-Free, Squid is vulnerable to Denial of Service when handling ICP traffic. This problem allows a remote attacker to perform a reliable and repeatable Denial of Service attack aga…
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High 8.7
Squid has Denial of Service in ICP Response handling
Squid is a caching proxy for the Web. Prior to version 7.5, due to premature release of resource during expected lifetime and heap Use-After-Free bugs, Squid is vulnerable to Denial of Service when handling ICP traffic. This problem allows a remote attacker t…