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CVE-2026-63882— drm/amdkfd: fix NULL pointer bug in svm_range_set_attr

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会开源的一款操作系统内核。 Linux kernel存在安全漏洞，该漏洞源于drm/amdkfd中svm_range_set_attr函数的空指针问题，可能导致用户未调用kfd_ioctl_acquire_vm时process_info为空指针。

AI Predicted 4.4 Difficulty: Easy EPSS 0.21% · P12

Affected Version Matrix 14

VendorProduct Version RangeStatus
Linux Linux 42de677f79999791bee4e21be318c32d90ab62c6< e4dcb5d6360319609bc5b05fb40e98b0af6bc674 affected
42de677f79999791bee4e21be318c32d90ab62c6< 6495cc09f7e6c2af571b3e2e4640283b3792ebf2 affected
42de677f79999791bee4e21be318c32d90ab62c6< d4e73a047d4ea866b75ee4b879d0d787dfa2704c affected
42de677f79999791bee4e21be318c32d90ab62c6< 2f9c3c161692f5bf1436e869a651bed10936e071 affected
42de677f79999791bee4e21be318c32d90ab62c6< c24eee21f9a943374fd64260a6e17dc3984e3d0e affected
42de677f79999791bee4e21be318c32d90ab62c6< e984d61d92e702096058f0f828f4b2b8563b88ce affected
5.14 affected
< 5.14 unaffected
… +6 more rows
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I. Basic Information for CVE-2026-63882

Vulnerability Information
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Vulnerability Title
drm/amdkfd: fix NULL pointer bug in svm_range_set_attr
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix NULL pointer bug in svm_range_set_attr The process_info could be NULL if user doesn't call kfd_ioctl_acquire_vm before calling kfd_ioctl_svm. (cherry picked from commit 83a26c812e0529eb040d31a76f73e33e637243d4)
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会开源的一款操作系统内核。 Linux kernel存在安全漏洞，该漏洞源于drm/amdkfd中svm_range_set_attr函数的空指针问题，可能导致用户未调用kfd_ioctl_acquire_vm时process_info为空指针。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux 42de677f79999791bee4e21be318c32d90ab62c6 ~ e4dcb5d6360319609bc5b05fb40e98b0af6bc674 -
Linux Linux 5.14 -

II. Public POCs for CVE-2026-63882

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III. Intelligence Information for CVE-2026-63882

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Patches & Fixes for CVE-2026-63882 (4)

Same Patch Batch · Linux · 2026-07-19 · 429 CVEs total

CVE-2026-63795 10.0 CRITICAL 9p: avoid putting oldfid in p9_client_walk() error path
CVE-2026-64025 9.8 CRITICAL bpf, skmsg: fix verdict sk_data_ready racing with ktls rx
CVE-2026-53399 9.8 CRITICAL nfsd: release layout stid on setlease failure
CVE-2026-53398 9.8 CRITICAL NFSD: Fix SECINFO_NO_NAME decode error cleanup
CVE-2026-63984 9.8 CRITICAL ipv6: rpl: fix hdrlen overflow in ipv6_rpl_srh_decompress()
CVE-2026-63886 9.8 CRITICAL scsi: target: iscsi: Validate CHAP_R length before base64 decode
CVE-2026-64035 9.8 CRITICAL igc: set tx buffer type for SMD frames
CVE-2026-64150 9.8 CRITICAL netfilter: nft_inner: release local_lock before re-enabling softirqs
CVE-2026-63924 9.8 CRITICAL ipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo()
CVE-2026-63979 9.8 CRITICAL net/handshake: hand off the pinned file reference to accept_doit
CVE-2026-63800 9.8 CRITICAL pNFS: Fix use-after-free in pnfs_update_layout()
CVE-2026-64037 9.8 CRITICAL wifi: iwlwifi: mld: fix TSO segmentation explosion when AMSDU is disabled
CVE-2026-63978 9.8 CRITICAL net/handshake: Drain pending requests at net namespace exit
CVE-2026-64132 9.8 CRITICAL ipv6: ioam: refresh hdr pointer before ioam6_event()
CVE-2026-64056 9.8 CRITICAL net: ethernet: cortina: Make RX SKB per-port
CVE-2026-64122 9.8 CRITICAL net/mlx5e: Fix use-after-free in mlx5e_tx_reporter_timeout_recover
CVE-2026-64113 9.8 CRITICAL ixgbevf: fix use-after-free in VEPA multicast source pruning
CVE-2026-64016 9.8 CRITICAL ksmbd: fix durable reconnect error path file lifetime
CVE-2026-63825 9.8 CRITICAL gcov: use atomic counter updates to fix concurrent access crashes
CVE-2026-63857 9.8 CRITICAL net: airoha: Do not read uninitialized fragment address in airoha_dev_xmit()

Showing top 20 of 429 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-63882

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