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CVE-2026-64215— drm/msm/a6xx: Check kzalloc return in a8xx_hfi_send_perf_table

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 6.19版本存在安全漏洞，该漏洞源于未检查kzalloc返回值，可能导致空指针取消引用。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.14% · P3

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth

Affected Version Matrix 6

VendorProduct Version RangeStatus
Linux Linux 06cfbca0e1c6e26855564fd48bb3babb9c66f446< 17c993bf44a54afd1fde184ba7f9c287dfc2632e affected
06cfbca0e1c6e26855564fd48bb3babb9c66f446< b5c7a7f452b885bfbe102bd3a057a5f496802f8b affected
6.19 affected
< 6.19 unaffected
7.0.11≤ 7.0.* unaffected
7.1≤ * unaffected
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I. Basic Information for CVE-2026-64215

Vulnerability Information
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Vulnerability Title
drm/msm/a6xx: Check kzalloc return in a8xx_hfi_send_perf_table
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: Check kzalloc return in a8xx_hfi_send_perf_table Check the return value of kzalloc() to prevent a NULL pointer dereference on allocation failure. Patchwork: https://patchwork.freedesktop.org/patch/721342/
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 6.19版本存在安全漏洞，该漏洞源于未检查kzalloc返回值，可能导致空指针取消引用。
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 06cfbca0e1c6e26855564fd48bb3babb9c66f446 ~ 17c993bf44a54afd1fde184ba7f9c287dfc2632e -
Linux Linux 6.19 -

II. Public POCs for CVE-2026-64215

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III. Intelligence Information for CVE-2026-64215

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Patches & Fixes for CVE-2026-64215 (2)

Same Patch Batch · Linux · 2026-07-24 · 48 CVEs total

CVE-2026-64232 9.8 CRITICAL block: recompute nr_integrity_segments in blk_insert_cloned_request
CVE-2026-64216 9.8 CRITICAL netfs: Fix potential UAF in netfs_unlock_abandoned_read_pages()
CVE-2026-64255 8.8 HIGH wifi: iwlwifi: mld: validate sta_mask before ffs() in BA session handlers
CVE-2026-64247 8.4 HIGH KVM: x86: hyper-v: Bound the bank index when querying sparse banks
CVE-2026-64235 8.1 HIGH x86/ftrace: Relocate %rip-relative percpu refs in dynamic trampolines
CVE-2026-64223 8.1 HIGH wifi: mac80211: consume only present negotiated TTLM maps
CVE-2026-64226 7.8 HIGH sched_ext: Avoid UAF in scx_root_enable_workfn() init failure path
CVE-2026-64221 7.8 HIGH spi: ti-qspi: fix use-after-free after DMA setup failure
CVE-2026-64218 7.8 HIGH batman-adv: bla: fix report_work leak on backbone_gw purge
CVE-2026-64251 7.8 HIGH pwrseq: core: fix use-after-free in pwrseq_debugfs_seq_next()
CVE-2026-64217 7.8 HIGH netfs: Fix overrun check in netfs_extract_user_iter()
CVE-2026-64208 7.5 HIGH crypto/krb5, rxrpc: Fix lack of pre-decrypt/pre-verify length checks
CVE-2026-64210 7.5 HIGH net/mlx5e: xsk: Fix unlocked writing to ICOSQ
CVE-2026-64243 7.1 HIGH ASoC: codecs: simple-mux: Fix enum control bounds check
CVE-2026-64219 7.0 HIGH drm/amd/display: Validate payload length and link_index in dc_process_dmub_aux_transfer_as
CVE-2026-64222 7.0 HIGH octeontx2-pf: avoid double free of pool->stack on AQ init failure
CVE-2026-64220 device property: set fwnode->secondary to NULL in fwnode_init()
CVE-2026-64250 LoongArch: Report dying CPU to RCU in stop_this_cpu()
CVE-2026-64249 fpga: region: fix use-after-free in child_regions_with_firmware()
CVE-2026-64246 power: reset: linkstation-poweroff: fix use-after-free in the linkstation_poweroff_init()

Showing top 20 of 48 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-64215

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