CVE-2026-31602

🗓️ 24 Apr 2026 15:16:39Reported by [email protected]Type

ALSA ctxfi in Linux reverts CT_PTP_NUM to 1 to fix page faults; 256 SRC_RESOURCE_NUM and playback_count unchanged.

Reporter	Title	Published	Views	Family All 153
ATTACKERKB	CVE-2026-31602	24 Apr 202614:42	–	attackerkb
BDU FSTEC	The vulnerability of the ct_vm_map() function in the sound/pci/ctxfi/ctvmem.c module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.	25 Aug 202600:00	–	bdu_fstec
Chainguard	CVE-2026-31602 vulnerabilities	1 May 202619:17	–	cgr
Circl	CVE-2026-31602	31 May 202620:00	–	circl
CNNVD	Linux kernel 安全漏洞	24 Apr 202600:00	–	cnnvd
CVE	CVE-2026-31602	24 Apr 202614:42	–	cve
Cvelist	CVE-2026-31602 ALSA: ctxfi: Limit PTP to a single page	24 Apr 202614:42	–	cvelist
Debian	[SECURITY] [DLA 4664-1] linux security update	3 Jul 202615:51	–	debian
Debian	[SECURITY] [DLA 4665-1] linux security update	3 Jul 202618:38	–	debian
Debian	[SECURITY] [DLA 4671-1] linux-6.1 security update	5 Jul 202618:24	–	debian

NVD

Node

linux linux_kernelRange3.2–6.6.136

linux linux_kernelRange6.7–6.12.83

linux linux_kernelRange6.13–6.18.24

linux linux_kernelRange6.19–6.19.14

Source	Link
git	www.git.kernel.org/stable/c/365c36e1a126c6aa1aecedd3a351bcabc66f0c29
git	www.git.kernel.org/stable/c/3fd0685d7fef68c2d8a04876bcf9eaa0724ad6a5
git	www.git.kernel.org/stable/c/c5908160e17cb56e1f61fbaee08adc21083f4933
git	www.git.kernel.org/stable/c/e9418da50d9e5c496c22fe392e4ad74c038a94eb
git	www.git.kernel.org/stable/c/2b4331c08c0b385598b4d8ccd71e93ab3f4b2578
git	www.git.kernel.org/stable/c/452894005b4abe141b11fe01e7bfe152e6d3860f
git	www.git.kernel.org/stable/c/b7f5ecd13cce8c2f8fa5a84c9aab65997142577e
git	www.git.kernel.org/stable/c/de8016fb0904d68ac886e375069535996baa42ee
git	www.git.kernel.org/stable/c/ad9011a795407093dcf507f6e5da1828987b4b47

17 Jun 2026 10:34Current

CVSS 3.17.8

EPSS0.00131