Description
The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free "an invalid pointer on an error path," which might allow remote attackers to cause a denial of service (crash) via unspecified vectors.
CVSS Metrics
- Vector
- AV:N/AC:L/Au:N/C:N/I:N/A:P
- Access Vector
- network
- Access Cmplx
- low
- Auth
- none
- Confidentiality
- none
- Integrity
- none
- Availability
- partial
- Weaknesses
- NVD-CWE-noinfo
Metadata
- Primary Vendor
- LIBSSH
- Published
- 11/30/2012
- Last Modified
- 4/11/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
libssh : libsshlibssh : libsshlibssh : libsshlibssh : libsshlibssh : libsshlibssh : libssh
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