CVE-2023-32324: [vs] CVE-2023-32324 heap buffer overflow in cupsd
First published: Wed May 24 2023(Updated: )
A buffer overflow vulnerability in the function |format_log_line| could allow remote attackers to cause a denial-of-service(DoS) on the affected system (not verified for possible arbitrary code execution). Exploitation of the vulnerability can be triggered when the configuration file |cupsd.conf| sets the value of |loglevel |to |DEBUG|.
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenPrinting CUPS | <=2.4.2 | |
| Debian Debian Linux | =10.0 | |
| ubuntu/cups | <2.2.7-1ubuntu2.10 | 2.2.7-1ubuntu2.10 |
| ubuntu/cups | <2.3.1-9ubuntu1.3 | 2.3.1-9ubuntu1.3 |
| ubuntu/cups | <2.4.1 | 2.4.1 |
| ubuntu/cups | <2.4.2-1ubuntu2.1 | 2.4.2-1ubuntu2.1 |
| ubuntu/cups | <2.4.2-3ubuntu2.1 | 2.4.2-3ubuntu2.1 |
| ubuntu/cups | <2.1.3-4ubuntu0.11+ | 2.1.3-4ubuntu0.11+ |
| IBM QRadar SIEM | <=7.5 - 7.5.0 UP8 IF01 | |
| debian/cups | <=2.3.3op2-3+deb11u2 | 2.3.3op2-3+deb11u6 2.4.2-3+deb12u5 2.4.10-1 |
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Reference Links
- https://github.com/OpenPrinting/cups/security/advisories/GHSA-cxc6-w2g7-69p7
- https://lists.debian.org/debian-lts-announce/2023/06/msg00001.html
- https://launchpad.net/bugs/cve/CVE-2023-32324
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214939
- https://access.redhat.com/errata/RHSA-2023:6596
- https://access.redhat.com/errata/RHSA-2023:7165
- https://access.redhat.com/errata/RHSA-2024:1101
- https://access.redhat.com/errata/RHSA-2024:1409
- https://bugzilla.redhat.com/show_bug.cgi?id=2209603
- https://www.openwall.com/lists/oss-security/2023/06/01/1
- https://ubuntu.com/security/notices/USN-6128-1
- https://ubuntu.com/security/notices/USN-6128-2
- https://www.cve.org/CVERecord?id=CVE-2023-32324
- https://nvd.nist.gov/vuln/detail/CVE-2023-32324
- https://security-tracker.debian.org/tracker/CVE-2023-32324
- https://ubuntu.com/security/CVE-2023-32324
- https://github.com/OpenPrinting/cups/commit/fd8bc2d32589d1fd91fe1c0521be2a7c0462109e
- https://exchange.xforce.ibmcloud.com/vulnerabilities/256786
- https://www.ibm.com/support/pages/node/7150684 (Advisory)
Frequently Asked Questions
What is CVE-2023-32324?
CVE-2023-32324 is a heap buffer overflow vulnerability in cupsd, the OpenPrinting CUPS daemon, that could allow a remote attacker to launch a denial of service (DoS) attack.
Which versions of CUPS are affected by CVE-2023-32324?
Versions 2.4.2 and prior of CUPS are affected by CVE-2023-32324.
How severe is CVE-2023-32324?
CVE-2023-32324 has a high severity rating with a CVSS score of 5.5.
How do I fix CVE-2023-32324 on Ubuntu?
For Ubuntu, the specific versions that fix CVE-2023-32324 are: 2.2.7-1ubuntu2.10, 2.3.1-9ubuntu1.3, 2.4.1, 2.4.2-1ubuntu2.1, 2.4.2-3ubuntu2.1, and 2.1.3-4ubuntu0.11+.
How do I fix CVE-2023-32324 on Debian?
For Debian, the specific versions that fix CVE-2023-32324 are: 2.2.10-6+deb10u9, 2.3.3op2-3+deb11u6, 2.4.2-3+deb12u4, and 2.4.7-1.
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