SB2017092122 - Debian update for linux
Published: September 21, 2017
Security Bulletin ID
SB2017092122
Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Privilege escalation (CVE-ID: CVE-2017-7518)
The vulnerability allows an local attacker to gain elevated privileges on the guest system.
The weakness exists due to debug exception error in syscall emulation. A attacker can gain system privileges.
Successful exploitation of the vulnerability results in privilege escalation.
2) Out-of-bounds read (CVE-ID: CVE-2017-7558)
The vulnerability allows a local attacker to obtain potentially sensitive information.The weakness exists due to put-of-bounds read in the inet_diag_msg_sctpaddrs_fill(), inet_diag_msg_sctpladdrs_fill(), and sctp_get_sctp_info() functions in 'net/sctp/sctp_diag.c'. A local attacker can gain access to important data in portions of slab memory on the target system.
Remediation
Install update from vendor's website.