SB2019072814 - Buffer overflow in Linux kernel
Published: July 28, 2019 Updated: July 17, 2020
Security Bulletin ID
SB2019072814
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2011-5327)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
In the Linux kernel before 3.1, an off by one in the drivers/target/loopback/tcm_loop.c tcm_loop_make_naa_tpg() function could result in at least memory corruption.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12f09ccb4612734a53e47ed5302e0479c10a50f8
- https://github.com/torvalds/linux/commit/12f09ccb4612734a53e47ed5302e0479c10a50f8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
- https://support.f5.com/csp/article/K42315210
- https://support.f5.com/csp/article/K42315210?utm_source=f5support&utm_medium=RSS