CVE-2022-49444— module: fix [e_shstrndx].sh_size=0 OOB access
Affected Version Matrix 13
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | ec2a29593c83ed71a7f16e3243941ebfcf75fdf6< 09cb6663618a74fe5572a4931ecbf098832e79ec | affected |
ec2a29593c83ed71a7f16e3243941ebfcf75fdf6< 921630e2e5124a04158129a8f22f4b425e61a858 | affected | ||
ec2a29593c83ed71a7f16e3243941ebfcf75fdf6< 45a76414b6d8b8b39c23fea53b9d20e831ae72a0 | affected | ||
ec2a29593c83ed71a7f16e3243941ebfcf75fdf6< 391e982bfa632b8315235d8be9c0a81374c6a19c | affected | ||
05d891e76dde3e430c707dae7d85139794eeadbd | affected | ||
d802672c7f00963613f289579073ac519f0d306c | affected | ||
214aa69cac91a723239118bbbfe77d5654ddff6b | affected | ||
5.12 | affected | ||
| … +5 more rows | |||
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I. Basic Information for CVE-2022-49444
Vulnerability Information
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Vulnerability Title
module: fix [e_shstrndx].sh_size=0 OOB access
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: module: fix [e_shstrndx].sh_size=0 OOB access It is trivial to craft a module to trigger OOB access in this line: if (info->secstrings[strhdr->sh_size - 1] != '\0') { BUG: unable to handle page fault for address: ffffc90000aa0fff PGD 100000067 P4D 100000067 PUD 100066067 PMD 10436f067 PTE 0 Oops: 0000 [#1] PREEMPT SMP PTI CPU: 7 PID: 1215 Comm: insmod Not tainted 5.18.0-rc5-00007-g9bf578647087-dirty #10 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-4.fc34 04/01/2014 RIP: 0010:load_module+0x19b/0x2391 [rebased patch onto modules-next]
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[e_shstrndx].sh_size=0导致的OOB访问。
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-2022-49444
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Linux · 2025-02-26 · 706 CVEs total
| CVE-2022-49498 | ALSA: pcm: Check for null pointer of pointer substream before dereferencing it | |
| CVE-2022-49486 | ASoC: fsl: Fix refcount leak in imx_sgtl5000_probe | |
| CVE-2022-49488 | drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected | |
| CVE-2022-49489 | drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm run | |
| CVE-2022-49490 | drm/msm/mdp5: Return error code in mdp5_pipe_release when deadlock is detected | |
| CVE-2022-49491 | drm/rockchip: vop: fix possible null-ptr-deref in vop_bind() | |
| CVE-2022-49492 | nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags | |
| CVE-2022-49493 | ASoC: rt5645: Fix errorenous cleanup order | |
| CVE-2022-49494 | mtd: rawnand: cadence: fix possible null-ptr-deref in cadence_nand_dt_probe() | |
| CVE-2022-49495 | drm/msm/hdmi: check return value after calling platform_get_resource_byname() | |
| CVE-2022-49497 | net: remove two BUG() from skb_checksum_help() | |
| CVE-2022-49496 | media: mediatek: vcodec: prevent kernel crash when rmmod mtk-vcodec-dec.ko | |
| CVE-2022-49502 | media: rga: fix possible memory leak in rga_probe | |
| CVE-2022-49507 | regulator: da9121: Fix uninit-value in da9121_assign_chip_model() | |
| CVE-2022-49508 | HID: elan: Fix potential double free in elan_input_configured | |
| CVE-2022-49506 | drm/mediatek: Add vblank register/unregister callback functions | |
| CVE-2022-49504 | scsi: lpfc: Inhibit aborts if external loopback plug is inserted | |
| CVE-2022-49505 | NFC: NULL out the dev->rfkill to prevent UAF | |
| CVE-2022-49501 | usbnet: Run unregister_netdev() before unbind() again | |
| CVE-2022-49500 | wl1251: dynamically allocate memory used for DMA |
Showing top 20 of 706 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-46333
ptrace: slightly saner 'get_dumpable()' logic - CVE-2026-43490
ksmbd: validate inherited ACE SID length - CVE-2026-43489
liveupdate: luo_file: remember retrieve() status - CVE-2026-43487
ata: libata-core: Disable LPM on ST1000DM010-2EP102 - CVE-2026-43488
usb: xhci: Prevent interrupt storm on host controller error
Same vendor: Linux
- CVE-2026-46333
ptrace: slightly saner 'get_dumpable()' logic - CVE-2026-43490
ksmbd: validate inherited ACE SID length - CVE-2026-43489
liveupdate: luo_file: remember retrieve() status - CVE-2026-43487
ata: libata-core: Disable LPM on ST1000DM010-2EP102 - CVE-2026-43488
usb: xhci: Prevent interrupt storm on host controller error
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