Summary
Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.
Security Fix(es):
* squid: DoS against HTTP and HTTPS (CVE-2023-5824)
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 5
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | libecap | 1.0.1-2.module_el8.6.0+2741+01592ae8 |
| AlmaLinux · 8 | libecap | 1.0.1-2.module_el8.6.0+3048+383bc947 |
| AlmaLinux · 8 | libecap-devel | 1.0.1-2.module_el8.6.0+2741+01592ae8 |
| AlmaLinux · 8 | libecap-devel | 1.0.1-2.module_el8.6.0+3048+383bc947 |
| AlmaLinux · 8 | squid | 7:4.15-7.module_el8.9.0+3696+b881db49.3 |
Vulnerabilities 3
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Critical 9.3
Squid's URN Handling can lead to Buffer Overflow
Squid is a caching proxy for the Web. In versions 6.3 and below, Squid is vulnerable to a heap buffer overflow and possible remote code execution attack when processing URN due to incorrect buffer management. This has been fixed in version 6.4. To work around…
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High 8.6
Denial of Service in HTTP Collapsed Forwarding in Squid
Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Affected versions of squid are subject to a a Use-After-Free bug which can lead to a Denial of Service attack via collapsed forwarding. All versions of Squid from 3.5 up to and includ…
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High 7.5
Squid: dos against http and https
A flaw was found in Squid. The limits applied for validation of HTTP response headers are applied before caching. However, Squid may grow a cached HTTP response header beyond the configured maximum size, causing a stall or crash of the worker process when a l…