Buffer overflow in Linux Kernel
CVE-2011-1576
The Generic Receive Offload (GRO) implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux 5 and 2.6.32 on Red Hat Enterprise Linux 6, as used in Red Hat Enterprise Virtualization (RHEV) Hypervisor and other products, allows remote attackers to cause a denial of service via crafted VLAN packets that are processed by the napi_reuse_skb function, leading to (1) a memory leak or (2) memory corruption, a different vulnerability than CVE-2011-1478.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.7 (Medium). Vector: AV:A/AC:M/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.010 (62.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 62nd percentile — 62.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Linux Kernel — versions 2.6.18
- Red Hat Enterprise Linux — versions 5, 6.0
- Red Hat Enterprise Virtualization Hypervisor
Weakness classification (CWE)
References
- www.securityfocus.com/bid/48907 (vdb-entry)
- www.redhat.com/support/errata/RHSA-2011-1106.html (vendor-advisory, Vendor Advisory)
- rhn.redhat.com/errata/RHSA-2011-0927.html (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch)
- www.redhat.com/support/errata/RHSA-2011-1090.html (vendor-advisory, Vendor Advisory)
- www.securitytracker.com/id (vdb-entry)