gsd-2018-1094
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2018-1094", "description": "The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image.", "id": "GSD-2018-1094", "references": [ "https://www.suse.com/security/cve/CVE-2018-1094.html", "https://access.redhat.com/errata/RHSA-2018:3096", "https://access.redhat.com/errata/RHSA-2018:3083", "https://access.redhat.com/errata/RHSA-2018:2948", "https://ubuntu.com/security/CVE-2018-1094", "https://advisories.mageia.org/CVE-2018-1094.html", "https://linux.oracle.com/cve/CVE-2018-1094.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2018-1094" ], "details": "The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image.", "id": "GSD-2018-1094", "modified": "2023-12-13T01:22:37.668751Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2018-1094", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Linux kernel through version 4.15", "version": { "version_data": [ { "version_affected": "=", "version_value": "Linux kernel through version 4.15" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "NULL pointer dereference" } ] } ] }, "references": { "reference_data": [ { "name": "https://access.redhat.com/errata/RHSA-2018:2948", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2018:2948" }, { "name": "https://access.redhat.com/errata/RHSA-2018:3083", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2018:3083" }, { "name": "https://access.redhat.com/errata/RHSA-2018:3096", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2018:3096" }, { "name": "http://openwall.com/lists/oss-security/2018/03/29/1", "refsource": "MISC", "url": "http://openwall.com/lists/oss-security/2018/03/29/1" }, { "name": "https://bugzilla.kernel.org/show_bug.cgi?id=199183", "refsource": "MISC", "url": "https://bugzilla.kernel.org/show_bug.cgi?id=199183" }, { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=18db4b4e6fc31eda838dd1c1296d67dbcb3dc957", "refsource": "MISC", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=18db4b4e6fc31eda838dd1c1296d67dbcb3dc957" }, { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=a45403b51582a87872927a3e0fc0a389c26867f1", "refsource": "MISC", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=a45403b51582a87872927a3e0fc0a389c26867f1" }, { "name": "https://usn.ubuntu.com/3695-1/", "refsource": "MISC", "url": "https://usn.ubuntu.com/3695-1/" }, { "name": "https://usn.ubuntu.com/3695-2/", "refsource": "MISC", "url": "https://usn.ubuntu.com/3695-2/" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1560788", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1560788" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndIncluding": "4.15.15", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2018-1094" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-476" } ] } ] }, "references": { "reference_data": [ { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=a45403b51582a87872927a3e0fc0a389c26867f1", "refsource": "MISC", "tags": [ "Patch" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=a45403b51582a87872927a3e0fc0a389c26867f1" }, { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=18db4b4e6fc31eda838dd1c1296d67dbcb3dc957", "refsource": "MISC", "tags": [ "Third Party Advisory" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=18db4b4e6fc31eda838dd1c1296d67dbcb3dc957" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1560788", "refsource": "MISC", "tags": [ "Issue Tracking", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1560788" }, { "name": "https://bugzilla.kernel.org/show_bug.cgi?id=199183", "refsource": "MISC", "tags": [ "Exploit", "Issue Tracking" ], "url": "https://bugzilla.kernel.org/show_bug.cgi?id=199183" }, { "name": "http://openwall.com/lists/oss-security/2018/03/29/1", "refsource": "MISC", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://openwall.com/lists/oss-security/2018/03/29/1" }, { "name": "USN-3695-2", "refsource": "UBUNTU", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3695-2/" }, { "name": "USN-3695-1", "refsource": "UBUNTU", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/3695-1/" }, { "name": "RHSA-2018:3096", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:3096" }, { "name": "RHSA-2018:3083", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:3083" }, { "name": "RHSA-2018:2948", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2018:2948" } ] } }, "impact": { "baseMetricV2": { "cvssV2": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C", "version": "2.0" }, "exploitabilityScore": 8.6, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "HIGH", "userInteractionRequired": true }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } }, "lastModifiedDate": "2023-02-13T04:53Z", "publishedDate": "2018-04-02T03:29Z" } } }
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.