CWE-476
NULL Pointer Dereference
Description
The product dereferences a pointer that it expects to be valid but is NULL.
Hierarchy (View 1000)
CVEs mapped to this weakness (5,553)
page 221 of 278| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-52997 | Med | 0.29 | 5.5 | 0.00 | Jun 24, 2026 | In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_dualpi2: drain both C-queue and L-queue in dualpi2_change() Fix dualpi2_change() to correctly enforce updated limit and memlimit values after a configuration change of the dualpi2 qdisc. Before… | ||
| CVE-2026-52980 | Med | 0.29 | 5.5 | 0.00 | Jun 24, 2026 | In the Linux kernel, the following vulnerability has been resolved: sched/fair: Clear rel_deadline when initializing forked entities A yield-triggered crash can happen when a newly forked sched_entity enters the fair class with se->rel_deadline unexpectedly set. The failing… | ||
| CVE-2026-52941 | Med | 0.29 | 5.5 | 0.00 | Jun 24, 2026 | In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid NULL deref of conn->lnk in smc_msg_event tracepoint The smc_msg_event tracepoint class, shared by smc_tx_sendmsg and smc_rx_recvmsg, unconditionally dereferences smc->conn.lnk: __string(name,… | ||
| CVE-2026-52939 | Med | 0.29 | 5.5 | 0.00 | Jun 24, 2026 | In the Linux kernel, the following vulnerability has been resolved: net/rds: fix NULL deref in rds_ib_send_cqe_handler() on masked atomic completion rds_ib_xmit_atomic() always programs a masked atomic opcode (IB_WR_MASKED_ATOMIC_CMP_AND_SWP or… | ||
| CVE-2026-52938 | Med | 0.29 | 5.5 | 0.00 | Jun 24, 2026 | In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NULL pointer dereference in bpf_sk_storage_clone and diag paths bpf_selem_unlink_nofail() sets SDATA(selem)->smap to NULL before removing the selem from the storage hlist. A concurrent RCU reader in… | ||
| CVE-2026-52925 | Med | 0.29 | 5.5 | 0.00 | Jun 24, 2026 | In the Linux kernel, the following vulnerability has been resolved: vrf: Fix a potential NPD when removing a port from a VRF RCU readers that identified a net device as a VRF port using netif_is_l3_slave() assume that a subsequent call to netdev_master_upper_dev_get_rcu() will… | ||
| CVE-2026-52913 | Med | 0.29 | 5.5 | 0.00 | Jun 24, 2026 | In the Linux kernel, the following vulnerability has been resolved: batman-adv: v: stop OGMv2 on disabled interface When a batadv_hard_iface is disabled, its mesh_iface pointer is set to NULL. However, batadv_v_ogm_send_meshif() may still dispatch OGMs via… | ||
| CVE-2026-48985 | Med | 0.29 | 5.5 | 0.00 | Jun 18, 2026 | pam_usb provides hardware authentication for Linux using ordinary removable media. In versions 0.9.1 and below, pusb_is_loginctl_local() can cause a NULL dereference crash when parsing loginctl output. The function calls popen() and reads the result; if the Remote field is only… | ||
| CVE-2026-46269 | Med | 0.29 | 5.5 | 0.00 | Jun 3, 2026 | In the Linux kernel, the following vulnerability has been resolved: pinctrl: canaan: k230: Fix NULL pointer dereference when parsing devicetree When probing the k230 pinctrl driver, the kernel triggers a NULL pointer dereference. The crash trace showed: [ 0.732084] Unable… | ||
| CVE-2026-46261 | Med | 0.29 | 5.5 | 0.00 | Jun 3, 2026 | In the Linux kernel, the following vulnerability has been resolved: spi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe() platform_get_resource_byname() can return NULL, which would cause a crash when passed the pointer to resource_size(). Move the… | ||
| CVE-2026-46258 | Med | 0.29 | 5.5 | 0.00 | Jun 3, 2026 | In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandle_create() In linehandle_create(), there is a statement like this: retain_and_null_ptr(lh); Soon after, there is a debug printout that dereferences "lh", which… | ||
| CVE-2026-46245 | Med | 0.29 | 5.5 | 0.00 | Jun 3, 2026 | In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix dc_link NULL handling in HPD init amdgpu_dm_hpd_init() may see connectors without a valid dc_link. The code already checks dc_link for the polling decision, but later unconditionally… | ||
| CVE-2025-71313 | Med | 0.29 | 5.5 | 0.00 | Jun 3, 2026 | In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: Add missing NULL check for alloc_workqueue() alloc_workqueue() can return NULL on memory allocation failure. Without proper error checking, this may lead to a NULL pointer dereference when… | ||
| CVE-2025-60495 | Med | 0.29 | 5.5 | 0.00 | Jun 1, 2026 | A segmentation violation in the gf_media_get_color_info function (/media_tools/isom_tools.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted data file. | ||
| CVE-2025-60485 | Med | 0.29 | 5.5 | 0.00 | Jun 1, 2026 | A segmentation violation in the gf_isom_apple_set_tag_ex function (/isomedia/isom_write.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file. | ||
| CVE-2025-60483 | Med | 0.29 | 5.5 | 0.00 | Jun 1, 2026 | A NULL pointer dereference in the gf_ac4_pres_b_4_back_channels_present function (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file. | ||
| CVE-2025-60481 | Med | 0.29 | 5.5 | 0.00 | Jun 1, 2026 | A NULL pointer dereference in the gf_odf_ac4_cfg_dsi_v1 function (/odf/descriptors.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file. | ||
| CVE-2026-46235 | Med | 0.29 | 5.5 | 0.00 | May 28, 2026 | In the Linux kernel, the following vulnerability has been resolved: media: saa7164: add ioremap return checks and cleanups Add checks for ioremap return values in saa7164_dev_setup(). If ioremap for BAR0 or BAR2 fails, release the already allocated PCI memory regions, remove… | ||
| CVE-2026-46233 | Med | 0.29 | 5.5 | 0.00 | May 28, 2026 | In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: only purge non-released claims When batadv_bla_purge_claims() goes through the list of claims, it is only traversing the hash list with an rcu_read_lock(). Due to a potential parallel… | ||
| CVE-2026-46222 | Med | 0.29 | 5.5 | 0.00 | May 28, 2026 | In the Linux kernel, the following vulnerability has been resolved: media: rockchip: rkcif: Add missing MUST_CONNECT flag to pads The pads missed checks for connected devices which may a null dereference when the stream is enabled. Unable to handle kernel NULL pointer… |
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_dualpi2: drain both C-queue and L-queue in dualpi2_change() Fix dualpi2_change() to correctly enforce updated limit and memlimit values after a configuration change of the dualpi2 qdisc. Before…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: sched/fair: Clear rel_deadline when initializing forked entities A yield-triggered crash can happen when a newly forked sched_entity enters the fair class with se->rel_deadline unexpectedly set. The failing…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: net/smc: avoid NULL deref of conn->lnk in smc_msg_event tracepoint The smc_msg_event tracepoint class, shared by smc_tx_sendmsg and smc_rx_recvmsg, unconditionally dereferences smc->conn.lnk: __string(name,…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: net/rds: fix NULL deref in rds_ib_send_cqe_handler() on masked atomic completion rds_ib_xmit_atomic() always programs a masked atomic opcode (IB_WR_MASKED_ATOMIC_CMP_AND_SWP or…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NULL pointer dereference in bpf_sk_storage_clone and diag paths bpf_selem_unlink_nofail() sets SDATA(selem)->smap to NULL before removing the selem from the storage hlist. A concurrent RCU reader in…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: vrf: Fix a potential NPD when removing a port from a VRF RCU readers that identified a net device as a VRF port using netif_is_l3_slave() assume that a subsequent call to netdev_master_upper_dev_get_rcu() will…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: batman-adv: v: stop OGMv2 on disabled interface When a batadv_hard_iface is disabled, its mesh_iface pointer is set to NULL. However, batadv_v_ogm_send_meshif() may still dispatch OGMs via…
- risk 0.29cvss 5.5epss 0.00
pam_usb provides hardware authentication for Linux using ordinary removable media. In versions 0.9.1 and below, pusb_is_loginctl_local() can cause a NULL dereference crash when parsing loginctl output. The function calls popen() and reads the result; if the Remote field is only…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: pinctrl: canaan: k230: Fix NULL pointer dereference when parsing devicetree When probing the k230 pinctrl driver, the kernel triggers a NULL pointer dereference. The crash trace showed: [ 0.732084] Unable…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: spi: wpcm-fiu: Fix potential NULL pointer dereference in wpcm_fiu_probe() platform_get_resource_byname() can return NULL, which would cause a crash when passed the pointer to resource_size(). Move the…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Avoid NULL dereference in linehandle_create() In linehandle_create(), there is a statement like this: retain_and_null_ptr(lh); Soon after, there is a debug printout that dereferences "lh", which…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix dc_link NULL handling in HPD init amdgpu_dm_hpd_init() may see connectors without a valid dc_link. The code already checks dc_link for the polling decision, but later unconditionally…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: Add missing NULL check for alloc_workqueue() alloc_workqueue() can return NULL on memory allocation failure. Without proper error checking, this may lead to a NULL pointer dereference when…
- risk 0.29cvss 5.5epss 0.00
A segmentation violation in the gf_media_get_color_info function (/media_tools/isom_tools.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted data file.
- risk 0.29cvss 5.5epss 0.00
A segmentation violation in the gf_isom_apple_set_tag_ex function (/isomedia/isom_write.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
- risk 0.29cvss 5.5epss 0.00
A NULL pointer dereference in the gf_ac4_pres_b_4_back_channels_present function (/media_tools/av_parsers.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file.
- risk 0.29cvss 5.5epss 0.00
A NULL pointer dereference in the gf_odf_ac4_cfg_dsi_v1 function (/odf/descriptors.c) of GPAC Project/MP4Box before 26.02.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file.
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: media: saa7164: add ioremap return checks and cleanups Add checks for ioremap return values in saa7164_dev_setup(). If ioremap for BAR0 or BAR2 fails, release the already allocated PCI memory regions, remove…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: only purge non-released claims When batadv_bla_purge_claims() goes through the list of claims, it is only traversing the hash list with an rcu_read_lock(). Due to a potential parallel…
- risk 0.29cvss 5.5epss 0.00
In the Linux kernel, the following vulnerability has been resolved: media: rockchip: rkcif: Add missing MUST_CONNECT flag to pads The pads missed checks for connected devices which may a null dereference when the stream is enabled. Unable to handle kernel NULL pointer…