PUB-A-197614484

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Import Source
https://storage.googleapis.com/android-osv-test/PUB-A-197614484.json
JSON Data
https://api.test.osv.dev/v1/vulns/PUB-A-197614484
Aliases
Published
2022-06-01T00:00:00Z
Modified
2026-03-11T06:36:03Z
Summary
[none]
Details

In nft_flush_table of nf_tables_api.c, there is a possible way to corrupt memory due to a double free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / :linux_kernel:

Package

Name
:linux_kernel:

Affected ranges

Type
ECOSYSTEM
Events
Introduced
:0
Fixed
:2022-06-05

Affected versions

Other
Kernel

Ecosystem specific 

{
    "fixes":  [
        "https://android.googlesource.com/kernel/common/+/8f4dc50b5c12e159"
    ],
    "severity":  "Moderate",
    "spl":  "2022-06-05",
    "types":  [
        "EoP"
    ],
    "vanir_signatures":  [
        {
            "deprecated":  false,
            "digest":  {
                "line_hashes":  [
                    "16499807788155931427744795268877489223",
                    "204534404321698258421847161585289544881",
                    "187554030087676587629183073256954601280",
                    "307719300518042427890433005594967079423",
                    "83442853727861301252738097874087701206",
                    "110334422007884509995933032182736069341",
                    "208134823330899312737252866681491368932",
                    "299702700535875746707811785754279091631",
                    "308493595990117255577017759205537877921"
                ],
                "threshold":  0.9
            },
            "id":  "PUB-A-197614484-44856747",
            "signature_type":  "Line",
            "signature_version":  "v1",
            "source":  "https://android.googlesource.com/kernel/common/+/8f4dc50b5c12e159",
            "target":  {
                "file":  "net/netfilter/nf_tables_api.c"
            }
        },
        {
            "deprecated":  false,
            "digest":  {
                "function_hash":  "34866843053721100836634346017966600930",
                "length":  1128
            },
            "id":  "PUB-A-197614484-6a74328f",
            "signature_type":  "Function",
            "signature_version":  "v1",
            "source":  "https://android.googlesource.com/kernel/common/+/8f4dc50b5c12e159",
            "target":  {
                "file":  "net/netfilter/nf_tables_api.c",
                "function":  "nft_flush_table"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv-test/PUB-A-197614484.json"