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Medium severity5.5NVD Advisory· Published May 17, 2012· Updated Jun 16, 2026

CVE-2011-4112

CVE-2011-4112

Description

The net subsystem in the Linux kernel before 3.1 does not properly restrict use of the IFF_TX_SKB_SHARING flag, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability to access /proc/net/pktgen/pgctrl, and then using the pktgen package in conjunction with a bridge device for a VLAN interface.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

8
  • Avaya/9608 Firmware
    cpe:2.3:o:avaya:9608_firmware:*:*:*:*:*:*:*:*
    Range: >=6.0,<=6.6.0
  • Avaya/9608g Firmware
    cpe:2.3:o:avaya:9608g_firmware:*:*:*:*:*:*:*:*
    Range: >=6.0,<=6.6.0
  • Avaya/9611g Firmware
    cpe:2.3:o:avaya:9611g_firmware:*:*:*:*:*:*:*:*
    Range: >=6.0,<=6.6.0
  • Avaya/9621g Firmware
    cpe:2.3:o:avaya:9621g_firmware:*:*:*:*:*:*:*:*
    Range: >=6.0,<=6.6.0
  • Avaya/9641g Firmware
    cpe:2.3:o:avaya:9641g_firmware:*:*:*:*:*:*:*:*
    Range: >=6.0,<=6.6.0
  • Avaya/9641gs Firmware
    cpe:2.3:o:avaya:9641gs_firmware:*:*:*:*:*:*:*:*
    Range: >=6.0,<=6.6.0
  • Linux/Kernel2 versions
    cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <3.1
    • (no CPE)range: <3.1

Patches

Vulnerability mechanics

References

6

News mentions

0

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