SB2017061531 - Null pointer dereference in irssi (Alpine package)
Published: June 15, 2017
Security Bulletin ID
SB2017061531
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Null pointer dereference (CVE-ID: CVE-2017-9468)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to NULL pointer dereference. A remote attacker can return a specially crafted DCC message without a source nick or host value and cause the application to crash.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=23cf1dbb3d0a33b1e2ee725878d76f60a53d8e32
- https://git.alpinelinux.org/aports/commit/?id=43cda781d02e0252a7043e51eebb6b8e62e1806a
- https://git.alpinelinux.org/aports/commit/?id=c4e35c92e1389de8f3e842a194ec98a50a96e219
- https://git.alpinelinux.org/aports/commit/?id=828362d38211c290826e1cf112f2c7737a3013c3
- https://git.alpinelinux.org/aports/commit/?id=0cd6b82ab0565b03af3afd13944a6c2a806191a6
- https://git.alpinelinux.org/aports/commit/?id=43292ea0557456d228867641d0d5e83a7e14dcee
- https://git.alpinelinux.org/aports/commit/?id=7035909736145894afa3682e1a631ed2913eecbf
- https://git.alpinelinux.org/aports/commit/?id=193541208f498e8907a0a72a35ea442df88b7bfc
- https://git.alpinelinux.org/aports/commit/?id=67b8436da3f1149e3ab586903f66aa8caa480676