| Name | CVE-2023-4504 |
| Description | Due to failure in validating the length provided by an attacker-crafted PPD PostScript document, CUPS and libppd are susceptible to a heap-based buffer overflow and possibly code execution. This issue has been fixed in CUPS version 2.4.7, released in September of 2023.
|
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3594-1, ELA-978-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| cups (PTS) | jessie, jessie (lts) | 1.7.5-11+deb8u12 | fixed |
| stretch (security) | 2.2.1-8+deb9u8 | vulnerable |
| stretch (lts), stretch | 2.2.1-8+deb9u12 | fixed |
| buster, buster (lts) | 2.2.10-6+deb10u11 | fixed |
| buster (security) | 2.2.10-6+deb10u10 | fixed |
| bullseye | 2.3.3op2-3+deb11u8 | fixed |
| bullseye (security) | 2.3.3op2-3+deb11u9 | fixed |
| bookworm (security), bookworm | 2.4.2-3+deb12u8 | fixed |
| sid, trixie | 2.4.10-2 | fixed |
| libppd (PTS) | jessie | 2:0.10-7.2 | fixed |
| buster, bullseye, stretch | 2:0.10-7.3 | fixed |
| bookworm | 2:0.10-9 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| cups | source | jessie | 1.7.5-11+deb8u12 | | ELA-978-1 | |
| cups | source | stretch | 2.2.1-8+deb9u11 | | ELA-978-1 | |
| cups | source | buster | 2.2.10-6+deb10u9 | | DLA-3594-1 | |
| cups | source | bullseye | 2.3.3op2-3+deb11u4 | | | |
| cups | source | bookworm | 2.4.2-3+deb12u2 | | | |
| cups | source | (unstable) | 2.4.2-6 | | | |
| libppd | source | (unstable) | (not affected) | | | |
Notes
- libppd <not-affected> (Vulnerable code introduced later)
https://www.openwall.com/lists/oss-security/2023/09/20/3
https://takeonme.org/cves/CVE-2023-4504.html
Fixed by: https://github.com/OpenPrinting/cups/commit/2431caddb7e6a87f04ac90b5c6366ad268b6ff31 (v2.4.7)
Introduced after: https://github.com/OpenPrinting/libppd/commit/fae71641faa2d778e79245b788a90c0cd5d2cb4b (2.0b1)
Fixed by: https://github.com/OpenPrinting/libppd/commit/262c909ac5b8676d1c221584c5a760e5e83fae66