CVE-2024-50214— drm/connector: hdmi: Fix memory leak in drm_display_mode_from_cea_vic()
Affected Version Matrix 6
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2024-50214
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
drm/connector: hdmi: Fix memory leak in drm_display_mode_from_cea_vic()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/connector: hdmi: Fix memory leak in drm_display_mode_from_cea_vic() modprobe drm_connector_test and then rmmod drm_connector_test, the following memory leak occurs. The `mode` allocated in drm_mode_duplicate() called by drm_display_mode_from_cea_vic() is not freed, which cause the memory leak: unreferenced object 0xffffff80cb0ee400 (size 128): comm "kunit_try_catch", pid 1948, jiffies 4294950339 hex dump (first 32 bytes): 14 44 02 00 80 07 d8 07 04 08 98 08 00 00 38 04 .D............8. 3c 04 41 04 65 04 00 00 05 00 00 00 00 00 00 00 <.A.e........... backtrace (crc 90e9585c): [<00000000ec42e3d7>] kmemleak_alloc+0x34/0x40 [<00000000d0ef055a>] __kmalloc_cache_noprof+0x26c/0x2f4 [<00000000c2062161>] drm_mode_duplicate+0x44/0x19c [<00000000f96c74aa>] drm_display_mode_from_cea_vic+0x88/0x98 [<00000000d8f2c8b4>] 0xffffffdc982a4868 [<000000005d164dbc>] kunit_try_run_case+0x13c/0x3ac [<000000006fb23398>] kunit_generic_run_threadfn_adapter+0x80/0xec [<000000006ea56ca0>] kthread+0x2e8/0x374 [<000000000676063f>] ret_from_fork+0x10/0x20 ...... Free `mode` by using drm_kunit_display_mode_from_cea_vic() to fix it.
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_display_mode_from_cea_vic函数内存泄漏。
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
II. Public POCs for CVE-2024-50214
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2024-50214
请登录查看更多情报信息。
Same Patch Batch · Linux · 2024-11-09 · 49 CVEs total
| CVE-2024-50249 | ACPI: CPPC: Make rmw_lock a raw_spin_lock | |
| CVE-2024-50252 | mlxsw: spectrum_ipip: Fix memory leak when changing remote IPv6 address | |
| CVE-2024-50254 | bpf: Free dynamically allocated bits in bpf_iter_bits_destroy() | |
| CVE-2024-50258 | net: fix crash when config small gso_max_size/gso_ipv4_max_size | |
| CVE-2024-50259 | netdevsim: Add trailing zero to terminate the string in nsim_nexthop_bucket_activity_write | |
| CVE-2024-50260 | sock_map: fix a NULL pointer dereference in sock_map_link_update_prog() | |
| CVE-2024-50261 | macsec: Fix use-after-free while sending the offloading packet | |
| CVE-2024-50262 | bpf: Fix out-of-bounds write in trie_get_next_key() | |
| CVE-2024-50257 | netfilter: Fix use-after-free in get_info() | |
| CVE-2024-50250 | fsdax: dax_unshare_iter needs to copy entire blocks | |
| CVE-2024-50251 | netfilter: nft_payload: sanitize offset and length before calling skb_checksum() | |
| CVE-2024-50248 | ntfs3: Add bounds checking to mi_enum_attr() | |
| CVE-2024-50247 | fs/ntfs3: Check if more than chunk-size bytes are written | |
| CVE-2024-50246 | fs/ntfs3: Add rough attr alloc_size check | |
| CVE-2024-50244 | fs/ntfs3: Additional check in ni_clear() | |
| CVE-2024-50245 | fs/ntfs3: Fix possible deadlock in mi_read | |
| CVE-2024-50243 | fs/ntfs3: Fix general protection fault in run_is_mapped_full | |
| CVE-2024-50242 | fs/ntfs3: Additional check in ntfs_file_release | |
| CVE-2024-50241 | NFSD: Initialize struct nfsd4_copy earlier | |
| CVE-2024-50240 | phy: qcom: qmp-usb: fix NULL-deref on runtime suspend |
Showing top 20 of 49 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2024-50214
No comments yet