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.
Key facts
- CVSS score
- 5.7 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:A/AC:M/Au:N/C:N/I:N/A:C- Weakness (CWE)
- CWE-119
- EPSS score
- 1.0% (63th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-1577)
- Published
- August 31, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-1577 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- linux / linux kernel
- redhat / enterprise linux
- redhat / enterprise linux
- redhat / enterprise virtualization hypervisor
References
- http://rhn.redhat.com/errata/RHSA-2011-0927.html
- http://www.redhat.com/support/errata/RHSA-2011-1090.html(Vendor Advisory)
- http://www.redhat.com/support/errata/RHSA-2011-1106.html(Vendor Advisory)
- http://www.securityfocus.com/bid/48907
- http://www.securitytracker.com/id?1025853
- https://bugzilla.redhat.com/show_bug.cgi?id=695173(Patch)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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