The vulnerability of the blkcg_css_online() function in the block/blk-cgroup.c module, which supports the block-level kernel in the Linux operating system, allows a hacker to trigger a service failure.

The vulnerability of the blkcgcssonline function in the block/blk-cgroup.c module, which supports the block-level kernel in Linux, is related to improper initialization. Exploiting this vulnerability could allow an attacker to cause service failures...

CVE-2026-33995

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a double-free vulnerability in kerberosAcceptSecurityContext and kerberosInitializeSecurityContextA WinPR, winpr/libwinpr/sspi/Kerberos/kerberos.c can cause a crash in any FreeRDP clients on systems where...

CVE-2026-33987

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in persistentcachereadentryv3 in libfreerdp/cache/persistent.c, persistent-bmpSize is updated before winpralignedrecalloc. If realloc fails, bmpSize is inflated while bmpData points to the old buffer. This...

UBUNTU-CVE-2026-33984

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in resizevbarentry in libfreerdp/codec/clear.c, vBarEntry-size is updated to vBarEntry-count before the winpralignedrecalloc call. If realloc fails, size is inflated while pixels still points to the old,...

UBUNTU-CVE-2026-33987

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in persistentcachereadentryv3 in libfreerdp/cache/persistent.c, persistent-bmpSize is updated before winpralignedrecalloc. If realloc fails, bmpSize is inflated while bmpData points to the old buffer. This...

UBUNTU-CVE-2026-33986

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in yuvensurebuffer in libfreerdp/codec/h264.c, h264-width and h264-height are updated before the reallocation loop. If any winpralignedrecalloc call fails, the function returns FALSE but width/height are...

CVE-2026-33995

CVE-2026-33995 describes a double-free vulnerability in FreeRDP’s Kerberos handling (WinPR, kerbors/kerberos.c) affecting pre-3.24.2 builds. Specifically, double-free occurs in kerberos_AcceptSecurityContext() and kerberos_InitializeSecurityContextA() during NLA teardown when Kerberos/U2U is conf...

CVE-2026-33995 FreeRDP: Possible double free in kerberos_AcceptSecurityContext

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a double-free vulnerability in kerberosAcceptSecurityContext and kerberosInitializeSecurityContextA WinPR, winpr/libwinpr/sspi/Kerberos/kerberos.c can cause a crash in any FreeRDP clients on systems where...

CVE-2026-33995

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a double-free vulnerability in kerberosAcceptSecurityContext and kerberosInitializeSecurityContextA WinPR, winpr/libwinpr/sspi/Kerberos/kerberos.c can cause a crash in any FreeRDP clients on systems where...

CVE-2026-33987

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in persistentcachereadentryv3 in libfreerdp/cache/persistent.c, persistent-bmpSize is updated before winpralignedrecalloc. If realloc fails, bmpSize is inflated while bmpData points to the old buffer. This...

CVE-2026-33987 FreeRDP: Persistent Cache bmpSize Desync - Heap OOB Write

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in persistentcachereadentryv3 in libfreerdp/cache/persistent.c, persistent-bmpSize is updated before winpralignedrecalloc. If realloc fails, bmpSize is inflated while bmpData points to the old buffer. This...

CVE-2026-33987

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in persistentcachereadentryv3 in libfreerdp/cache/persistent.c, persistent-bmpSize is updated before winpralignedrecalloc. If realloc fails, bmpSize is inflated while bmpData points to the old buffer. This...

EUVD-2026-17233

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in yuvensurebuffer in libfreerdp/codec/h264.c, h264-width and h264-height are updated before the reallocation loop. If any winpralignedrecalloc call fails, the function returns FALSE but width/height are...

CVE-2026-33986

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in yuvensurebuffer in libfreerdp/codec/h264.c, h264-width and h264-height are updated before the reallocation loop. If any winpralignedrecalloc call fails, the function returns FALSE but width/height are...

CVE-2026-33986 FreeRDP: H.264 YUV Buffer Dimension Desync - Heap OOB Write

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in yuvensurebuffer in libfreerdp/codec/h264.c, h264-width and h264-height are updated before the reallocation loop. If any winpralignedrecalloc call fails, the function returns FALSE but width/height are...

CVE-2026-33986

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in yuvensurebuffer in libfreerdp/codec/h264.c, h264-width and h264-height are updated before the reallocation loop. If any winpralignedrecalloc call fails, the function returns FALSE but width/height are...

CVE-2026-33984 FreeRDP: ClearCodec resize_vbar_entry() Heap OOB Write

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in resizevbarentry in libfreerdp/codec/clear.c, vBarEntry-size is updated to vBarEntry-count before the winpralignedrecalloc call. If realloc fails, size is inflated while pixels still points to the old,...

EUVD-2026-17229

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in resizevbarentry in libfreerdp/codec/clear.c, vBarEntry-size is updated to vBarEntry-count before the winpralignedrecalloc call. If realloc fails, size is inflated while pixels still points to the old,...

CVE-2026-33984 FreeRDP: ClearCodec resize_vbar_entry() Heap OOB Write

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in resizevbarentry in libfreerdp/codec/clear.c, vBarEntry-size is updated to vBarEntry-count before the winpralignedrecalloc call. If realloc fails, size is inflated while pixels still points to the old,...

CVE-2026-33984

FreeRDP (the FreeRDP project implementing RDP) is affected by a heap buffer overflow in resize_vbar_entry() within libfreerdp/codec/clear.c. In pre-3.24.2 builds, vBarEntry->size is set to vBarEntry->count before winpr_aligned_recalloc() is called; if realloc fails, size inflates but the pi...