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CVE-2024-35823— vt: fix unicode buffer corruption when deleting characters

AI Predicted 4.3 Difficulty: Moderate EPSS 0.91% · P57

Possible ATT&CK Techniques 1AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 18

VendorProductVersion RangeStatus
LinuxLinux81732c3b2fede049a692e58a7ceabb6d18ffb18c< fc7dfe3d123f00e720be80b920da287810a1f37daffected
81732c3b2fede049a692e58a7ceabb6d18ffb18c< ff7342090c1e8c5a37015c89822a68b275b46f8aaffected
81732c3b2fede049a692e58a7ceabb6d18ffb18c< 1ce408f75ccf1e25b3fddef75cca878b55f2ac90affected
81732c3b2fede049a692e58a7ceabb6d18ffb18c< 0190d19d7651c08abc187dac3819c61b726e7e3faffected
81732c3b2fede049a692e58a7ceabb6d18ffb18c< 994a1e583c0c206c8ca7d03334a65b79f4d8bc51affected
81732c3b2fede049a692e58a7ceabb6d18ffb18c< 7529cbd8b5f6697b369803fe1533612c039cabdaaffected
81732c3b2fede049a692e58a7ceabb6d18ffb18c< 2933b1e4757a0a5c689cf48d80b1a2a85f237ff1affected
81732c3b2fede049a692e58a7ceabb6d18ffb18c< 1581dafaf0d34bc9c428a794a22110d7046d186daffected
… +10 more rows
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I. Basic Information for CVE-2024-35823

Vulnerability Information
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Vulnerability Title
vt: fix unicode buffer corruption when deleting characters
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: vt: fix unicode buffer corruption when deleting characters This is the same issue that was fixed for the VGA text buffer in commit 39cdb68c64d8 ("vt: fix memory overlapping when deleting chars in the buffer"). The cure is also the same i.e. replace memcpy() with memmove() due to the overlaping buffers.
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 vt 模块在删除字符时存在 unicode 缓冲区损坏的问题。
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 81732c3b2fede049a692e58a7ceabb6d18ffb18c ~ fc7dfe3d123f00e720be80b920da287810a1f37d -
LinuxLinux 3.7 -

II. Public POCs for CVE-2024-35823

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III. Intelligence Information for CVE-2024-35823

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Mailing List Discussions for CVE-2024-35823 (2)

Other References for CVE-2024-35823 (7)

Same Patch Batch · Linux · 2024-05-17 · 135 CVEs total

CVE-2023-526879.8 CRITICALcrypto: safexcel - Add error handling for dma_map_sg() calls
CVE-2024-358568.8 HIGHBluetooth: btusb: mediatek: Fix double free of skb in coredump
CVE-2024-358048.8 HIGHKVM: x86: Mark target gfn of emulated atomic instruction as dirty
CVE-2024-358438.8 HIGHiommu/vt-d: Use device rbtree in iopf reporting path
CVE-2024-358118.8 HIGHwifi: brcmfmac: Fix use-after-free bug in brcmf_cfg80211_detach
CVE-2024-274158.8 HIGHnetfilter: bridge: confirm multicast packets before passing them up the stack
CVE-2024-274168.8 HIGHBluetooth: hci_event: Fix handling of HCI_EV_IO_CAPA_REQUEST
CVE-2024-274048.2 HIGHmptcp: fix data races on remote_id
CVE-2023-526698.2 HIGHcrypto: s390/aes - Fix buffer overread in CTR mode
CVE-2024-358348.2 HIGHxsk: recycle buffer in case Rx queue was full
CVE-2024-357898.0 HIGHwifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes
CVE-2024-358307.8 HIGHmedia: tc358743: register v4l2 async device only after successful setup
CVE-2024-358357.8 HIGHnet/mlx5e: fix a double-free in arfs_create_groups
CVE-2024-358277.8 HIGHio_uring/net: fix overflow check in io_recvmsg_mshot_prep()
CVE-2023-526627.8 HIGHdrm/vmwgfx: fix a memleak in vmw_gmrid_man_get_node
CVE-2024-358177.8 HIGHdrm/amdgpu: amdgpu_ttm_gart_bind set gtt bound flag
CVE-2024-358087.8 HIGHmd/dm-raid: don't call md_reap_sync_thread() directly
CVE-2024-357937.8 HIGHdebugfs: fix wait/cancellation handling during remove
CVE-2024-357987.8 HIGHbtrfs: fix race in read_extent_buffer_pages()
CVE-2024-358147.8 HIGHswiotlb: Fix double-allocation of slots due to broken alignment handling

Showing top 20 of 135 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-35823

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