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CVE-2009-5029
Integer overflow in the __tzfile_read function in glibc before 2.15 allows context-dependent attackers to cause a denial of service…
Medium6.8EPSS 8.8%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Integer overflow in the __tzfile_read function in glibc before 2.15 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted timezone (TZ) file, as demonstrated using vsftpd.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 8.8% · top 4.8% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
n/a
- affected n/a
References (5)
- [libc-alpha] 20111215 integer overflow to heap overrun exploit in glibc (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://dividead.wordpress.com/2009/06/01/glibc-timezone-integer-overflow/ (opens in a new tab)x_refsource_MISCx_transferred
- http://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=97ac2654b2d831acaa18a2b018b0736245903fd2 (opens in a new tab)x_refsource_MISCx_transferred
- 20111203 VSFTPD Remote Heap Overrun (low severity) (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=761245 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2009-5029)Record last updated .