CVE-2024-50213— drm/tests: hdmi: Fix memory leaks in drm_display_mode_from_cea_vic()
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I. Basic Information for CVE-2024-50213
Vulnerability Information
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Vulnerability Title
drm/tests: hdmi: Fix memory leaks 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/tests: hdmi: Fix memory leaks in drm_display_mode_from_cea_vic() modprobe drm_hdmi_state_helper_test and then rmmod it, 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 0xffffff80ccd18100 (size 128): comm "kunit_try_catch", pid 1851, jiffies 4295059695 hex dump (first 32 bytes): 57 62 00 00 80 02 90 02 f0 02 20 03 00 00 e0 01 Wb........ ..... ea 01 ec 01 0d 02 00 00 0a 00 00 00 00 00 00 00 ................ backtrace (crc c2f1aa95): [<000000000f10b11b>] kmemleak_alloc+0x34/0x40 [<000000001cd4cf73>] __kmalloc_cache_noprof+0x26c/0x2f4 [<00000000f1f3cffa>] drm_mode_duplicate+0x44/0x19c [<000000008cbeef13>] drm_display_mode_from_cea_vic+0x88/0x98 [<0000000019daaacf>] 0xffffffedc11ae69c [<000000000aad0f85>] kunit_try_run_case+0x13c/0x3ac [<00000000a9210bac>] kunit_generic_run_threadfn_adapter+0x80/0xec [<000000000a0b2e9e>] kthread+0x2e8/0x374 [<00000000bd668858>] 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-2024-50213
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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
Same product: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
Same vendor: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
V. Comments for CVE-2024-50213
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