CVE-2024-4141 | Out-of-bounds array write in Xpdf 4.05 due to incorrect bounds check

Out-of-bounds array write in Xpdf 4.05 and earlier, triggered by an invalid character code in a Type 1 font. The root problem was a bounds check that was being optimized away by modern compilers.

Published: 2024-04-24 Last update: 2025-01-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2024-4141 is rated Low Risk (14.3/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.03%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2024-4141

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-11-21 0.05% 0.03% -0.02%
2 2025-11-18 0.03% 0.05% +0.02%
3 2025-04-15 0.03%

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-4141

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
2.9 3.1 LOW
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Click to expand
Attack vector (AV:L)
They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
Attack complexity (AC:H)
Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:L)
Might cause slowdowns, glitches, or partial disruption—not a full brick.
1.4 1.4 [email protected]
5.5 3.1 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:L)
They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
1.8 3.6 [email protected]

Weakness enumeration for CVE-2024-4141

OS Trackers for CVE-2024-4141

vendor priority summary link
alpine CVE-2024-4141: 1 source package rows (xpdf); 7 state rows across 3 repos (3.22-community, 3.23-community, edge-community); fixed 0, open 7. https://security.alpinelinux.org/vuln/CVE-2024-4141
redhat low https://access.redhat.com/security/cve/CVE-2024-4141
suse low CVE-2024-4141 severity low: SUSE including 48 source package names (libpoppler-cpp0, libpoppler-cpp0-0.43.0-16.46.1, …), 81 product×package rows across 14 product lines (SUSE Linux Enterprise Module for Basesystem 15 SP5, SUSE Linux Enterprise Module for Basesystem 15 SP6, … (14 product lines)): Fixed 65, Known Not Affected 16. https://www.suse.com/security/cve/CVE-2024-4141/
ubuntu medium CVE-2024-4141 medium priority: Ubuntu including 2 source packages (ipe, xpdf), 20 status rows across 10 suites (bionic, focal, jammy, mantic, noble, oracular, plucky, questing, upstream, xenial): needs-triage 13, ignored 6, DNE 1. https://ubuntu.com/security/CVE-2024-4141

Affected software / configurations for CVE-2024-4141

Vendor Product Version Raw CPE
xpdfreader xpdf <= 4.05 cpe:2.3:a:xpdfreader:xpdf:*:*:*:*:*:*:*:*

References for CVE-2024-4141

cvelogic Threat Intelligence