CVE-2011-0699 Integer overflow in Linux kernel

What is CVE-2011-0699?

CVE-2011-0699 is a high-severity vulnerability in Linux kernel, published on 20 Feb 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Integer signedness error in the btrfs_ioctl_space_info function in the Linux kernel 2.6.37 allows local users to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted slot value.

Weakness: CWE-787, CWE-362

Which versions are affected by CVE-2011-0699?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2011-0699?

No fix has been published for CVE-2011-0699 yet. Limit exposure of the affected software until one is available.

Is CVE-2011-0699 being exploited?

There is no known exploitation of CVE-2011-0699 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-h6f6-v3mg-pf97.