The malloc function in the libSystem library in Apple Mac OS X 10.3.9 and 10.4.2 allows…
Priority LOW 11Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The malloc function in the libSystem library in Apple Mac OS X 10.3.9 and 10.4.2 allows local users to overwrite arbitrary files by setting the MallocLogFile environment variable to the target file before running a setuid application.
Why it matters now
EPSS 0.00343 28th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:apple:mac_os_x:10.3.9:*:*:*:*:*:*:* | 10.3.9 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:10.4.2:*:*:*:*:*:*:* | 10.4.2 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x_server:10.3.9:*:*:*:*:*:*:* | 10.3.9 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x_server:10.4.2:*:*:*:*:*:*:* | 10.4.2 | Vulnerable | Apple |
- cpe:2.3:o:apple:mac_os_x:10.3.9:*:*:*:*:*:*:* Versions 10.3.9 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:10.4.2:*:*:*:*:*:*:* Versions 10.4.2 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x_server:10.3.9:*:*:*:*:*:*:* Versions 10.3.9 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x_server:10.4.2:*:*:*:*:*:*:* Versions 10.4.2 Vulnerable ·Apple
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2005-2748
- 2026-10-03 Alias added: GHSA-755q-cvwp-xv2m
References
More Apple Mac Os X vulnerabilities
- TI-2021-01573 Apple iOS and iPadOS: A remote attacker may be able to cause arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
- TI-2021-01572 Apple iOS and iPadOS: A remote attacker may be able to cause arbitrary code execution KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05157 GNU Bash through 4.3 processes trailing strings after function definitions in the values… KEVCVSS 3.1CRITICAL 9.8
- TI-2012-01607 sapi/cgi/cgi_main.c in PHP before 5.3.12 and 5.4.x before 5.4.2, when configured as a CGI… KEVCVSS 3.1CRITICAL 9.8
- TI-2022-02117 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2005-2748 · CVE Program
- CVE-2005-2748 · NVD
- FIRST EPSS
- GHSA-755q-cvwp-xv2m · GitHub Advisory Database · CC BY 4.0
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