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OpenAdvisories
High ELSA-2024-1787 6 CVEs

Important: squid security update (Oracle Linux 7)

Published Apr 11, 2024 · Updated Apr 11, 2024

Ecosystem: Oracle Linux

Summary

[7:3.5.20-17.0.1]
- Mutiple CVE fixes for squid [Orabug: 33146289]
- Resolves: CVE-2021-28651 squid: Bug 5104: Memory leak in RFC 2169 response parsing (#778)
- Resolves: CVE-2021-28652 squid: Bug 5106: Broken cache manager URL parsing (#788)
- Resolves: CVE-2021-31806,31807,31808 squid: Handle more Range requests (#790)
- Resolves: CVE-2021-33620 squid: Handle more partial responses (#791)

[7:3.5.20-17.10]
- Resolves: RHEL-16779 - squid: NULL pointer dereference in the gopher protocol
code -- Remove support for Gopher protocol (CVE-2023-46728)
- Resolves: RHEL-18176 - squid: Buffer over-read in the HTTP Message processing
feature (CVE-2023-49285)
- Resolves: RHEL-18171 - squid: Incorrect Check of Function Return Value In
Helper Process management (CVE-2023-49286)
- Resolves: RHEL-16758 - squid: Denial of Service in SSL Certificate validation
(CVE-2023-46724)
- Resolves: RHEL-19557 - squid: denial of service in HTTP request parsing
(CVE-2023-50269)
- Resolves: RHEL-26082 - squid: denial of service in HTTP header parser
(CVE-2024-25617)

Fixed packages 3

ReleasePackageFixed in
Oracle Linux · 7 squid 7:3.5.20-17.0.1.el7_9.10
Oracle Linux · 7 squid-migration-script 7:3.5.20-17.0.1.el7_9.10
Oracle Linux · 7 squid-sysvinit 7:3.5.20-17.0.1.el7_9.10

Vulnerabilities 6

  • High 8.6
    CVE-2023-46724

    SQUID-2023:4 Denial of Service in SSL Certificate validation

    Squid is a caching proxy for the Web. Due to an Improper Validation of Specified Index bug, Squid versions 3.3.0.1 through 5.9 and 6.0 prior to 6.4 compiled using `--with-openssl` are vulnerable to a Denial of Service attack against SSL Certificate validation…

    squid-cache squid squid squid3 Debian Ubuntu Azure Linux Alpine
  • High 8.6
    CVE-2023-49285 EPSS 88%

    Denial of Service in HTTP Message Processing in Squid

    Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a Buffer Overread bug Squid is vulnerable to a Denial of Service attack against Squid HTTP Message processing. This bug is fixed by Squid version 6.5. Users are advised to upgr…

    squid-cache squid squid squid3 Debian Ubuntu Azure Linux Alpine
  • High 8.6
    CVE-2023-49286 EPSS 10%

    Denial of Service in Helper Process management

    Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to an Incorrect Check of Function Return Value bug Squid is vulnerable to a Denial of Service attack against its Helper process management. This bug is fixed by Squid version 6.5.…

    squid-cache squid squid squid3 Debian Ubuntu Azure Linux Alpine
  • High 8.6
    CVE-2023-50269 EPSS 58%

    SQUID-2023:10 Denial of Service in HTTP Request parsing

    Squid is a caching proxy for the Web. Due to an Uncontrolled Recursion bug in versions 2.6 through 2.7.STABLE9, versions 3.1 through 5.9, and versions 6.0.1 through 6.5, Squid may be vulnerable to a Denial of Service attack against HTTP Request parsing. This …

    squid-cache squid squid squid3 Debian Ubuntu Azure Linux Alpine
  • High 7.5
    CVE-2023-46728

    SQUID-2021:8 Denial of Service in Gopher gateway

    Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a NULL pointer dereference bug Squid is vulnerable to a Denial of Service attack against Squid's Gopher gateway. The gopher protocol is always available and enabled in Squid pr…

    squid-cache squid squid squid3 Debian Ubuntu Azure Linux
  • Medium 5.3
    CVE-2024-25617 EPSS 88%

    Denial of Service in HTTP Header parser in squid proxy

    Squid is an open source caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Due to a Collapse of Data into Unsafe Value bug ,Squid may be vulnerable to a Denial of Service attack against HTTP header parsing. This problem allows a remote client or…

    squid-cache squid squid squid3 Debian Ubuntu Azure Linux