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CVE-2024-33619— efi: libstub: only free priv.runtime_map when allocated

EPSS 0.02% · P5
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I. Basic Information for CVE-2024-33619

Vulnerability Information
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Vulnerability Title
efi: libstub: only free priv.runtime_map when allocated
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: efi: libstub: only free priv.runtime_map when allocated priv.runtime_map is only allocated when efi_novamap is not set. Otherwise, it is an uninitialized value. In the error path, it is freed unconditionally. Avoid passing an uninitialized value to free_pool. Free priv.runtime_map only when it was allocated. This bug was discovered and resolved using Coverity Static Analysis Security Testing (SAST) by Synopsys, Inc.
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efi:libstub模块仅在分配时释放priv.runtime_map。
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 f80d26043af91ceb5036c478101c015edb9e7630 ~ b8938d6f570f010a1dcdbfed3e5b5d3258c2a908 -
LinuxLinux 6.1 -

II. Public POCs for CVE-2024-33619

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III. Intelligence Information for CVE-2024-33619

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Same Patch Batch · Linux · 2024-06-21 · 40 CVEs total

CVE-2024-38636f2fs: multidev: fix to recognize valid zero block address
CVE-2024-38627stm class: Fix a double free in stm_register_device()
CVE-2024-38628usb: gadget: u_audio: Fix race condition use of controls after free during gadget unbind.
CVE-2024-38629dmaengine: idxd: Avoid unnecessary destruction of file_ida
CVE-2024-38630watchdog: cpu5wdt.c: Fix use-after-free bug caused by cpu5wdt_trigger
CVE-2024-38631iio: adc: PAC1934: fix accessing out of bounds array index
CVE-2024-38632vfio/pci: fix potential memory leak in vfio_intx_enable()
CVE-2024-38633serial: max3100: Update uart_driver_registered on driver removal
CVE-2024-38634serial: max3100: Lock port->lock when calling uart_handle_cts_change()
CVE-2024-38635soundwire: cadence: fix invalid PDI offset
CVE-2024-38625fs/ntfs3: Check 'folio' pointer for NULL
CVE-2024-38637greybus: lights: check return of get_channel_from_mode
CVE-2024-38659enic: Validate length of nl attributes in enic_set_vf_port
CVE-2024-38662bpf: Allow delete from sockmap/sockhash only if update is allowed
CVE-2024-38780dma-buf/sw-sync: don't enable IRQ from sync_print_obj()
CVE-2024-39277dma-mapping: benchmark: handle NUMA_NO_NODE correctly
CVE-2024-34777dma-mapping: benchmark: fix node id validation
CVE-2024-36288SUNRPC: Fix loop termination condition in gss_free_in_token_pages()
CVE-2024-36477tpm_tis_spi: Account for SPI header when allocating TPM SPI xfer buffer
CVE-2024-36481tracing/probes: fix error check in parse_btf_field()

Showing top 20 of 40 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-33619

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