CVE-2016-8646
CVSS V2 Medium 4.9
CVSS V3 Medium 5.5
Description
The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by attempting to trigger use of in-kernel hash algorithms for a socket that has received zero bytes of data.
Overview
- CVE ID
- CVE-2016-8646
- Assigner
- secalert@redhat.com
- Vulnerability Status
- Modified
- Published Version
- 2016-11-28T03:59:08
- Last Modified Date
- 2023-02-12T23:26:17
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 1 | OR | 4.3.5 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 4.9
- Severity
- MEDIUM
- Exploitability Score
- 3.9
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 5.5
- Base Severity
- MEDIUM
- Exploitability Score
- 1.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4afa5f9617927453ac04b24b584f6c718dfb4f45 | Issue Tracking Patch Vendor Advisory |
| http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.6 | Release Notes |
| http://www.openwall.com/lists/oss-security/2016/11/15/2 | Mailing List Third Party Advisory |
| http://www.securityfocus.com/bid/94309 | |
| https://access.redhat.com/errata/RHSA-2017:1297 | |
| https://access.redhat.com/errata/RHSA-2017:1298 | |
| https://access.redhat.com/errata/RHSA-2017:1308 | |
| https://access.redhat.com/security/cve/CVE-2016-8646 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1388821 | Issue Tracking |
| https://github.com/torvalds/linux/commit/4afa5f9617927453ac04b24b584f6c718dfb4f45 | Issue Tracking Patch Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2016-8646 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8646 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 18:51:52 | Added to TrackCVE | |||
| 2022-12-02 12:12:26 | 2016-11-28T03:59Z | 2016-11-28T03:59:08 | CVE Published Date | updated |
| 2022-12-02 12:12:26 | 2018-01-05T02:31:18 | CVE Modified Date | updated | |
| 2022-12-02 12:12:26 | Modified | Vulnerability Status | updated | |
| 2023-02-02 17:05:45 | 2023-02-02T16:17:44 | CVE Modified Date | updated | |
| 2023-02-02 17:05:46 | The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by attempting to trigger use of in-kernel hash algorithms for a socket that has received zero bytes of data. | A vulnerability was found in the Linux kernel. An unprivileged local user could trigger oops in shash_async_export() by attempting to force the in-kernel hashing algorithms into decrypting an empty data set. | Description | updated |
| 2023-02-02 17:05:49 | References | updated | ||
| 2023-02-13 01:06:50 | 2023-02-12T23:26:17 | CVE Modified Date | updated | |
| 2023-02-13 01:06:51 | A vulnerability was found in the Linux kernel. An unprivileged local user could trigger oops in shash_async_export() by attempting to force the in-kernel hashing algorithms into decrypting an empty data set. | The hash_accept function in crypto/algif_hash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service (OOPS) by attempting to trigger use of in-kernel hash algorithms for a socket that has received zero bytes of data. | Description | updated |