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CVE-2009-1415
lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows remote attackers to…
Medium4.3EPSS 7.9%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
lib/pk-libgcrypt.c in libgnutls in GnuTLS before 2.6.6 does not properly handle invalid DSA signatures, which allows remote attackers to cause a denial of service (application crash) and possibly have unspecified other impact via a malformed DSA key that triggers a (1) free of an uninitialized pointer or (2) double free.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 7.9% · top 5.2% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
References (13)
- gnutls-libgnutls-dos(50445) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- [gnutls-devel] 20090423 Re: some crashes on using DSA keys (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [gnutls-devel] 20090430 Double free and free of invalid pointer on certain errors [GNUTLS-SA-2009-1] [CVE-2009-1415] (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- gnutls-dsa-code-execution(50257) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://thread.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3488 (opens in a new tab)x_refsource_CONFIRMx_transferred
- gnutls-dsa-dos(50260) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- ADV-2009-1218 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 34783 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- GLSA-200905-04 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 1022157 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 34842 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 35211 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDVSA-2009:116 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2009-1415)Record last updated .