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CVE-2021-47028— mt76: mt7915: fix txrate reporting

EPSS 0.02% · P6

Affected Version Matrix 8

VendorProductVersion RangeStatus
LinuxLinuxe57b7901469fc0b021930b83a8094baaf3d81b09< dfc8a71448c7d4fec38fb22bdc8a76d79c14b6daaffected
e57b7901469fc0b021930b83a8094baaf3d81b09< 4bd926e5ca88eac4d95eacb806b229f8729bc62eaffected
e57b7901469fc0b021930b83a8094baaf3d81b09< f43b941fd61003659a3f0e039595e5e525917aa8affected
5.8affected
< 5.8unaffected
5.11.21≤ 5.11.*unaffected
5.12.4≤ 5.12.*unaffected
5.13≤ *unaffected
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I. Basic Information for CVE-2021-47028

Vulnerability Information
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Vulnerability Title
mt76: mt7915: fix txrate reporting
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: mt76: mt7915: fix txrate reporting Properly check rate_info to fix unexpected reporting. [ 1215.161863] Call trace: [ 1215.164307] cfg80211_calculate_bitrate+0x124/0x200 [cfg80211] [ 1215.170139] ieee80211s_update_metric+0x80/0xc0 [mac80211] [ 1215.175624] ieee80211_tx_status_ext+0x508/0x838 [mac80211] [ 1215.181190] mt7915_mcu_get_rx_rate+0x28c/0x8d0 [mt7915e] [ 1215.186580] mt7915_mac_tx_free+0x324/0x7c0 [mt7915e] [ 1215.191623] mt7915_queue_rx_skb+0xa8/0xd0 [mt7915e] [ 1215.196582] mt76_dma_cleanup+0x7b0/0x11d0 [mt76] [ 1215.201276] __napi_poll+0x38/0xf8 [ 1215.204668] napi_workfn+0x40/0x80 [ 1215.208062] process_one_work+0x1fc/0x390 [ 1215.212062] worker_thread+0x48/0x4d0 [ 1215.215715] kthread+0x120/0x128 [ 1215.218935] ret_from_fork+0x10/0x1c
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。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
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 e57b7901469fc0b021930b83a8094baaf3d81b09 ~ dfc8a71448c7d4fec38fb22bdc8a76d79c14b6da -
LinuxLinux 5.8 -

II. Public POCs for CVE-2021-47028

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III. Intelligence Information for CVE-2021-47028

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Same Patch Batch · Linux · 2024-02-28 · 86 CVEs total

CVE-2021-46995can: mcp251xfd: mcp251xfd_probe(): fix an error pointer dereference in probe
CVE-2021-46998ethernet:enic: Fix a use after free bug in enic_hard_start_xmit
CVE-2021-46999sctp: do asoc update earlier in sctp_sf_do_dupcook_a
CVE-2021-47001xprtrdma: Fix cwnd update ordering
CVE-2021-47004f2fs: fix to avoid touching checkpointed data in get_victim()
CVE-2021-47003dmaengine: idxd: Fix potential null dereference on pointer status
CVE-2021-47005PCI: endpoint: Fix NULL pointer dereference for ->get_features()
CVE-2021-47007f2fs: fix panic during f2fs_resize_fs()
CVE-2021-47006ARM: 9064/1: hw_breakpoint: Do not directly check the event's overflow_handler hook
CVE-2021-47002SUNRPC: Fix null pointer dereference in svc_rqst_free()
CVE-2021-46997arm64: entry: always set GIC_PRIO_PSR_I_SET during entry
CVE-2021-46996netfilter: nftables: Fix a memleak from userdata error path in new objects
CVE-2021-46994can: mcp251x: fix resume from sleep before interface was brought up
CVE-2021-46992netfilter: nftables: avoid overflows in nft_hash_buckets()
CVE-2021-46993sched: Fix out-of-bound access in uclamp
CVE-2021-46990powerpc/64s: Fix crashes when toggling entry flush barrier
CVE-2021-46991i40e: Fix use-after-free in i40e_client_subtask()
CVE-2021-46989hfsplus: prevent corruption in shrinking truncate
CVE-2021-46987btrfs: fix deadlock when cloning inline extents and using qgroups
CVE-2021-46988userfaultfd: release page in error path to avoid BUG_ON

Showing top 20 of 86 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2021-47028

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