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CVE-2025-21968— drm/amd/display: Fix slab-use-after-free on hdcp_work

EPSS 0.03% · P10
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I. Basic Information for CVE-2025-21968

Vulnerability Information
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Vulnerability Title
drm/amd/display: Fix slab-use-after-free on hdcp_work
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix slab-use-after-free on hdcp_work [Why] A slab-use-after-free is reported when HDCP is destroyed but the property_validate_dwork queue is still running. [How] Cancel the delayed work when destroying workqueue. (cherry picked from commit 725a04ba5a95e89c89633d4322430cfbca7ce128)
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于drm/amd/display模块在hdcp_work中存在slab释放后重用问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux da3fd7ac0bcf372cc57117bdfcd725cca7ef975a ~ 06acfdef370ae018dad9592369e2d2fd9a40c09e -
LinuxLinux 5.5 -

II. Public POCs for CVE-2025-21968

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III. Intelligence Information for CVE-2025-21968

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Same Patch Batch · Linux · 2025-04-01 · 93 CVEs total

CVE-2025-219478.1 HIGHksmbd: fix type confusion via race condition when using ipc_msg_send_request
CVE-2025-21925llc: do not use skb_get() before dev_queue_xmit()
CVE-2025-21931hwpoison, memory_hotplug: lock folio before unmap hwpoisoned folio
CVE-2025-21934rapidio: fix an API misues when rio_add_net() fails
CVE-2025-21935rapidio: add check for rio_add_net() in rio_scan_alloc_net()
CVE-2025-21937Bluetooth: Add check for mgmt_alloc_skb() in mgmt_remote_name()
CVE-2025-21936Bluetooth: Add check for mgmt_alloc_skb() in mgmt_device_connected()
CVE-2025-21939drm/xe/hmm: Don't dereference struct page pointers without notifier lock
CVE-2025-21933arm: pgtable: fix NULL pointer dereference issue
CVE-2025-21927nvme-tcp: fix potential memory corruption in nvme_tcp_recv_pdu()
CVE-2025-21926net: gso: fix ownership in __udp_gso_segment
CVE-2025-21928HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove()
CVE-2025-21924net: hns3: make sure ptp clock is unregister and freed if hclge_ptp_get_cycle returns an e
CVE-2025-21922ppp: Fix KMSAN uninit-value warning with bpf
CVE-2025-21923HID: hid-steam: Fix use-after-free when detaching device
CVE-2025-21920vlan: enforce underlying device type
CVE-2025-21921net: ethtool: netlink: Allow NULL nlattrs when getting a phy_device
CVE-2025-21919sched/fair: Fix potential memory corruption in child_cfs_rq_on_list
CVE-2025-21918usb: typec: ucsi: Fix NULL pointer access
CVE-2025-21917usb: renesas_usbhs: Flush the notify_hotplug_work

Showing top 20 of 93 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-21968

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