CVE-2018-1000127

memcached version prior to 1.4.37 contains an Integer Overflow vulnerability in items.c:item_free() that can result in data corruption and deadlocks due to items existing in hash table being reused from free list. This attack appear to be exploitable via network connectivity to the memcached service. This vulnerability appears to have been fixed in 1.4.37 and later.

References

Affected packages

Git / github.com/memcached/memcached

Affected ranges

Type: GIT
Repo: https://github.com/memcached/memcached
Events: Introduced

0 Unknown introduced commit / All previous commits are affected

Fixed

a8c4a82787b8b6c256d61bd5c42fb7f92d1bae00

Affected versions

1.*

1.2.0

1.2.1

1.2.2

1.2.3

1.2.4

1.2.5

1.2.6

1.3.2

1.3.3

1.4-rc1

1.4.0

1.4.0-rc1

1.4.1

1.4.1-rc1

1.4.10

1.4.11

1.4.11-beta1

1.4.11-rc1

1.4.12

1.4.13

1.4.14

1.4.15

1.4.16

1.4.17

1.4.18

1.4.19

1.4.2

1.4.2-rc1

1.4.20

1.4.21

1.4.22

1.4.23

1.4.24

1.4.25

1.4.26

1.4.27

1.4.28

1.4.29

1.4.3

1.4.3-rc1

1.4.3-rc2

1.4.30

1.4.31

1.4.32

1.4.33

1.4.34

1.4.35

1.4.36

1.4.4

1.4.5

1.4.6

1.4.6-rc1

1.4.7

1.4.7-rc1

1.4.8

1.4.8-rc1

1.4.9

Database specific

{
    "vanir_signatures": [
        {
            "signature_type": "Line",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "116175525107071235762775892892593526687",
                    "308621949887795613377179406419254760338",
                    "281313450733406634634394832369241572595",
                    "101408851915396029955846791138291327528",
                    "261625265653122859267635819570464207182",
                    "280434054283072272031618508016491721137",
                    "103569882656745051580092083023746586535"
                ]
            },
            "deprecated": false,
            "id": "CVE-2018-1000127-17b1fd8c",
            "target": {
                "file": "memcached.c"
            },
            "signature_version": "v1",
            "source": "https://github.com/memcached/memcached/commit/a8c4a82787b8b6c256d61bd5c42fb7f92d1bae00"
        },
        {
            "signature_type": "Function",
            "digest": {
                "length": 4182.0,
                "function_hash": "248674664190854414244357360897815887031"
            },
            "deprecated": false,
            "id": "CVE-2018-1000127-84185067",
            "target": {
                "function": "process_get_command",
                "file": "memcached.c"
            },
            "signature_version": "v1",
            "source": "https://github.com/memcached/memcached/commit/a8c4a82787b8b6c256d61bd5c42fb7f92d1bae00"
        }
    ]
}