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{"bugzilla": {"description": "kernel: improper handling of private_size*count multiplication due to count=info->owner typo", "id": "1824923", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1824923"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["snd_ctl_elem_add in sound/core/control.c in the Linux kernel through 5.6.3 has a count=info->owner line, which later affects a private_size*count multiplication for unspecified \"interesting side effects.\" NOTE: kernel engineers dispute this finding, because it could be relevant only if new callers were added that were unfamiliar with the misuse of the info->owner field to represent data unrelated to the \"owner\" concept. The existing callers, SNDRV_CTL_IOCTL_ELEM_ADD and SNDRV_CTL_IOCTL_ELEM_REPLACE, have been designed to misuse the info->owner field in a safe way", "A flaw was found in the Linux kernel. The Advanced Linux Sound Architecture subsystem's snd_ctl_elem_add mishandles the private_size*count multiplication when the addition of audio control elements happen leading to a denial of service."], "name": "CVE-2020-11725", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"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-alt", "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"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2020-04-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-11725\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-11725\nhttps://github.com/torvalds/linux/blob/3b2549a3740efb8af0150415737067d87e466c5b/sound/core/control.c#L1434-L1474\nhttps://lore.kernel.org/alsa-devel/s5h4ktmlfpx.wl-tiwai@suse.de/"], "statement": "This CVE is being disputed as invalid (https://nvd.nist.gov/vuln/detail/CVE-2020-11725) based on the arguments presented in https://lore.kernel.org/alsa-devel/s5h4ktmlfpx.wl-tiwai@suse.de/ .", "threat_severity": "Moderate"}

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