CVE-2022-48986

CVE-2022-48986 is a Linux kernel issue in the memory management path (mm/gup) affecting devmap-backed dax mappings. The vulnerability arises from gup_pud_range() returning true for pud_huge() on x86 when hugetlb is configured, while dax does not depend on hugetlb. The fixes, including commits 414...

CVE-2022-48986 mm/gup: fix gup_pud_range() for dax

In the Linux kernel, the following vulnerability has been resolved: mm/gup: fix guppudrange for dax For dax pud, pudhuge returns true on x86. So the function works as long as hugetlb is configured. However, dax doesn't depend on hugetlb. Commit 414fd080d125 "mm/gup: fix guppmdrange for dax" fixed...

CVE-2022-48986 mm/gup: fix gup_pud_range() for dax

In the Linux kernel, the following vulnerability has been resolved: mm/gup: fix guppudrange for dax For dax pud, pudhuge returns true on x86. So the function works as long as hugetlb is configured. However, dax doesn't depend on hugetlb. Commit 414fd080d125 "mm/gup: fix guppmdrange for dax" fixed...

CVE-2022-48986 mm/gup: fix gup_pud_range() for dax

In the Linux kernel, the following vulnerability has been resolved: mm/gup: fix guppudrange for dax For dax pud, pudhuge returns true on x86. So the function works as long as hugetlb is configured. However, dax doesn't depend on hugetlb. Commit 414fd080d125 "mm/gup: fix guppmdrange for dax" fixed...

CVE-2022-48982

CVE-2022-48982 affects the Linux kernel Bluetooth subsystem, specifically CSR fake controllers. The issue arises when a CSR 5.0 clone causes the suspend notifier to be registered twice, which can lead to a kernel panic during Bluetooth device probing (btusb/hci stack). The connected advisories an...

CVE-2022-48982 Bluetooth: Fix crash when replugging CSR fake controllers

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix crash when replugging CSR fake controllers It seems fake CSR 5.0 clones can cause the suspend notifier to be registered twice causing the following kernel panic: 71.986122 Call Trace: 71.986124 71.986125...

CVE-2024-50048 fbcon: Fix a NULL pointer dereference issue in fbcon_putcs

In the Linux kernel, the following vulnerability has been resolved: fbcon: Fix a NULL pointer dereference issue in fbconputcs syzbot has found a NULL pointer dereference bug in fbcon. Here is the simplified C reproducer: struct param uint8t type; struct tioclselection ts; ; int main struct...

CVE-2024-50048 fbcon: Fix a NULL pointer dereference issue in fbcon_putcs

In the Linux kernel, the following vulnerability has been resolved: fbcon: Fix a NULL pointer dereference issue in fbconputcs syzbot has found a NULL pointer dereference bug in fbcon. Here is the simplified C reproducer: struct param uint8t type; struct tioclselection ts; ; int main struct...

CVE-2024-50048 fbcon: Fix a NULL pointer dereference issue in fbcon_putcs

In the Linux kernel, the following vulnerability has been resolved: fbcon: Fix a NULL pointer dereference issue in fbconputcs syzbot has found a NULL pointer dereference bug in fbcon. Here is the simplified C reproducer: struct param uint8t type; struct tioclselection ts; ; int main struct...

CVE-2024-50048

CVE-2024-50048 (Linux kernel fbcon NULL pointer dereference) : A NULL pointer dereference in fbcon_putcs was triggered after using fbcon via FBIOPUT_CON2FBMAP and TIOCLINUX, due to an uninitialized ops->putcs path. Reproducer shows set_con2fb_map -> con2fb_init_display -> fbcon_set_disp ...

CVE-2024-50045

CVE-2024-50045 affects the Linux kernel br_netfilter where a vulnerability in br_nf_dev_queue_xmit can crash when forwarding untagged traffic through a VxLAN bridge port. The root cause is a metadata_dst handling path during fragmentation checks that leads to an invalid skb_dst and a NULL dev, ca...

CVE-2024-50045 netfilter: br_netfilter: fix panic with metadata_dst skb

In the Linux kernel, the following vulnerability has been resolved: netfilter: brnetfilter: fix panic with metadatadst skb Fix a kernel panic in the brnetfilter module when sending untagged traffic via a VxLAN device. This happens during the check for fragmentation in brnfdevqueuexmit. It is...

CVE-2024-50031 drm/v3d: Stop the active perfmon before being destroyed

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Stop the active perfmon before being destroyed When running kmscube with one or more performance monitors enabled via GALLIUMHUD, the following kernel panic can occur: 55.008324 Unable to handle kernel paging request at...

CVE-2024-50031 drm/v3d: Stop the active perfmon before being destroyed

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Stop the active perfmon before being destroyed When running kmscube with one or more performance monitors enabled via GALLIUMHUD, the following kernel panic can occur: 55.008324 Unable to handle kernel paging request at...

CVE-2024-50031 drm/v3d: Stop the active perfmon before being destroyed

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Stop the active perfmon before being destroyed When running kmscube with one or more performance monitors enabled via GALLIUMHUD, the following kernel panic can occur: 55.008324 Unable to handle kernel paging request at...

CVE-2024-50031

CVE-2024-50031 affects the Linux kernel DRM/V3D perfmon handling. When kmscube runs with GALLIUM_HUD and perfmon monitors are destroyed, v3d->active_perfmon may be left as a stale pointer, causing a kernel panic on subsequent runs as the driver attempts to stop a non-existent perfmon. The prov...

CVE-2024-50023

CVE-2024-50023 packages: Linux kernel net: phy: Remove LED entry from LEDs list on unregister. The issue arises when devm_ usage fixes left the LED entry in the LEDs list after PHY teardown, which can cause a kernel panic when the PHY kmod is removed and later re-added. The fix is implemented in ...

CVE-2024-50023 net: phy: Remove LED entry from LEDs list on unregister

In the Linux kernel, the following vulnerability has been resolved: net: phy: Remove LED entry from LEDs list on unregister Commit c938ab4da0eb "net: phy: Manual remove LEDs to ensure correct ordering" correctly fixed a problem with using devm but missed removing the LED entry from the LEDs list...

CVE-2024-50023 net: phy: Remove LED entry from LEDs list on unregister

In the Linux kernel, the following vulnerability has been resolved: net: phy: Remove LED entry from LEDs list on unregister Commit c938ab4da0eb "net: phy: Manual remove LEDs to ensure correct ordering" correctly fixed a problem with using devm but missed removing the LED entry from the LEDs list...

CVE-2024-49945

In the Linux kernel, the following vulnerability has been resolved: net/ncsi: Disable the ncsi work before freeing the associated structure The work function can run after the ncsi device is freed, resulting in use-after-free bugs or kernel panic...