Buffer overflow in Linux Kernel
CVE-2011-5327
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.037 (89.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.037 · newest: 0.037 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/12f09ccb4612734a53e47ed5302e0479c10a50f8 (Patch, Third Party Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
- mirrors.edge.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 (Release Notes, Vendor Advisory)
- support.f5.com/csp/article/K42315210 (Third Party Advisory)
- support.f5.com/csp/article/K42315210
Frequently asked questions
- What is CVE-2011-5327?
- CVE-2011-5327 is a critical-severity vulnerability in Linux Kernel, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-07-27.
- How severe is CVE-2011-5327?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2011-5327 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.