CVE-2017-11121: Buffer Overflow

Reference Links

• https://source.android.com/docs/security/bulletin/2017-09-01/#asterisk
• https://source.android.com/docs/security/bulletin/2017-09-01 (Advisory)
• https://support.apple.com/en-us/HT208112 (Advisory)
• https://support.apple.com/en-us/HT208113 (Advisory)
• http://packetstormsecurity.com/files/144329/Broadcom-802.11r-FT-Reassociation-Response-Overflows.html
• http://www.securityfocus.com/bid/100984
• https://bugs.chromium.org/p/project-zero/issues/detail?id=1291
• https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html
• https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html
• https://source.android.com/security/bulletin/2017-09-01
• https://support.apple.com/HT208112
• https://support.apple.com/HT208113

Parent vulnerabilities

(Appears in the following advisories)

• HT208113
• HT208112

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2017-13832
• CVE-2017-13829
• CVE-2017-13833
• CVE-2017-7083
• CVE-2017-0381
• CVE-2017-13825
• CVE-2017-13815
• CVE-2017-13828
• CVE-2017-13830
• CVE-2017-13814
• CVE-2017-13831
• CVE-2017-13817
• CVE-2017-13818
• CVE-2017-13836
• CVE-2017-13841
• CVE-2017-13840
• CVE-2017-13842
• CVE-2017-13782
• CVE-2017-13843
• CVE-2017-7114
• CVE-2017-13854
• CVE-2017-13834
• CVE-2017-13873
• CVE-2017-13813
• CVE-2017-13816
• CVE-2017-13812
• CVE-2017-7086
• CVE-2017-1000373
• CVE-2016-9063
• CVE-2017-9233
• CVE-2017-9049
• CVE-2017-5130
• CVE-2017-7376
• CVE-2017-9050
• CVE-2017-13822
• CVE-2017-7080
• CVE-2017-10989
• CVE-2017-7128
• CVE-2017-7129
• CVE-2017-7130
• CVE-2017-7127
• CVE-2017-7081
• CVE-2017-7087
• CVE-2017-7091
• CVE-2017-7092
• CVE-2017-7093
• CVE-2017-7094
• CVE-2017-7095
• CVE-2017-7096
• CVE-2017-7098
• CVE-2017-7099
• CVE-2017-7100
• CVE-2017-7102
• CVE-2017-7104
• CVE-2017-7107
• CVE-2017-7111
• CVE-2017-7117
• CVE-2017-7120
• CVE-2017-7090
• CVE-2017-7109
• CVE-2017-11120
• CVE-2017-11121
• CVE-2017-7103
• CVE-2017-7105
• CVE-2017-7108
• CVE-2017-7110
• CVE-2017-7112
• CVE-2017-7115
• CVE-2017-7116
• CVE-2017-11122
• CVE-2016-9840
• CVE-2016-9841
• CVE-2016-9842
• CVE-2016-9843
• CVE-2017-13863
• CVE-2017-7131
• CVE-2017-13821
• CVE-2017-7088
• CVE-2017-11103
• CVE-2017-7072
• CVE-2017-7140
• CVE-2018-4302
• CVE-2017-7148
• CVE-2017-7078
• CVE-2017-7097
• CVE-2017-7118
• CVE-2017-7133
• CVE-2017-7075
• CVE-2017-7139
• CVE-2017-13806
• CVE-2017-7132
• CVE-2017-7085
• CVE-2017-13877
• CVE-2017-7146
• CVE-2017-6211
• CVE-2017-7145
• CVE-2017-7089
• CVE-2017-7106
• CVE-2017-7144
• CVE-2017-7142

Frequently Asked Questions

• What is CVE-2017-11121?

  CVE-2017-11121 is a vulnerability affecting Wi-Fi chips, specifically the Broadcom BCM4355C0 Wi-Fi chip.

• What is the severity of CVE-2017-11121?

  CVE-2017-11121 has a severity level of critical with a value of 9.

• How does CVE-2017-11121 affect Google Android devices?

  CVE-2017-11121 affects Google Android devices running on Broadcom BCM4355C0 Wi-Fi chips with the firmware version 9.44.78.27.0.1.56 and earlier.

• How does CVE-2017-11121 affect Apple iOS devices?

  CVE-2017-11121 affects Apple iOS devices running on iOS version up to and excluding 11.0.

• How can I fix CVE-2017-11121?

  To fix CVE-2017-11121, apply the necessary firmware or software updates provided by the respective vendors - Google and Apple.