CVE-2013-7263

Kernel: net: leakage of uninitialized memory to user-space via recv syscalls

Published Jan 6, 2014 CVSS 2.0 · 4.9 Medium EPSS < 1% KEV · Not listed
Description
The Linux kernel before 3.12.4 updates certain length values before ensuring that associated data structures have been initialized, which allows local users to obtain sensitive information from kernel stack memory via a (1) recvfrom, (2) recvmmsg, or (3) recvmsg system call, related to net/ipv4/ping.c, net/ipv4/raw.c, net/ipv4/udp.c, net/ipv6/raw.c, and net/ipv6/udp.c.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2906-1 linux-2.6 security update
EUVD EUVD EUVD-2013-7041 The Linux kernel before 3.12.4 updates certain length values before ensuring that associated data structures have been initialized, which allows local users to obtain sensitive information from kernel stack memory via a (1) recvfrom, (2) recvmmsg, or (3) recvmsg system call, related to net/ipv4/ping.c, net/ipv4/raw.c, net/ipv4/udp.c, net/ipv6/raw.c, and net/ipv6/udp.c.
Ubuntu USN Ubuntu USN USN-2107-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2108-1 Linux kernel (EC2) vulnerabilities
Ubuntu USN Ubuntu USN USN-2109-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2110-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-2113-1 Linux kernel (Saucy HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2117-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2135-1 Linux kernel (Quantal HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2136-1 Linux kernel (Raring HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-2138-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-2139-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-2141-1 Linux kernel (OMAP4) vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 6:01 PM
Reserved
Jan 5, 2014, 12:00 AM
Status
Modified
Published
Jan 6, 2014, 4:55 PM
Modified
Jun 17, 2026, 12:01 AM
Severity
Low
Public date
Nov 18, 2013, 12:00 AM