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{"acknowledgement": "Red Hat would like to thank Selim Enes Karaduman (Enesdex) for reporting this issue.", "affected_release": [{"advisory": "RHSA-2023:0334", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-162.12.1.el9_1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-01-23T00:00:00Z"}, {"advisory": "RHSA-2023:0300", "cpe": "cpe:/a:redhat:enterprise_linux:9::nfv", "package": "kernel-rt-0:5.14.0-162.12.1.rt21.175.el9_1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-01-23T00:00:00Z"}, {"advisory": "RHSA-2023:0334", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-162.12.1.el9_1", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-01-23T00:00:00Z"}, {"advisory": "RHSA-2023:0348", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-01-23T00:00:00Z"}, {"advisory": "RHSA-2022:8973", "cpe": "cpe:/a:redhat:rhel_eus:9.0", "package": "kernel-0:5.14.0-70.36.1.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2022-12-13T00:00:00Z"}, {"advisory": "RHSA-2022:8974", "cpe": "cpe:/a:redhat:rhel_eus:9.0::nfv", "package": "kernel-rt-0:5.14.0-70.36.1.rt21.108.el9_0", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2022-12-13T00:00:00Z"}, {"advisory": "RHSA-2022:9082", "cpe": "cpe:/o:redhat:rhel_eus:9.0", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "release_date": "2022-12-15T00:00:00Z"}], "bugzilla": {"description": "kernel: watch queue race condition can lead to privilege escalation", "id": "2103681", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2103681"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-667->CWE-416->CWE-362", "details": ["A race condition was found in the Linux kernel's watch queue due to a missing lock in pipe_resize_ring(). The specific flaw exists within the handling of pipe buffers. The issue results from the lack of proper locking when performing operations on an object. This flaw allows a local user to crash the system or escalate their privileges on the system.", "A race condition was found in the Linux kernel's watch queue due to a missing lock in the pipe_resize_ring(). The race condition occurs when a thread uses ioctl(IOC_WATCH_QUEUE_SET_SIZE) to resize the pipe buffer and free the old pipe buffer, while another thread uses keyctl() to trigger a notification in the watch queue, calling post_one_notification() and accessing the freed pipe buffer. This flaw allows a local user to crash the system or escalate their privileges on the system."], "name": "CVE-2022-2959", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2022-05-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-2959\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-2959\nhttps://www.zerodayinitiative.com/advisories/ZDI-22-1165/"], "statement": "Red Hat Enterprise Linux 6, 7 and 8 are not affected by this issue as they did not include support for general notification queue.", "threat_severity": "Important", "upstream_fix": "kernel 5.19"}