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Red Hat Enterprise Linux 6/libX11
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libX11: Insufficient validation of server responses in FontNames
CVE-2016-7943
Red Hat Enterprise Linux 5/libX11
Red Hat Enterprise Linux 6/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: Insufficient validation of server responses in XGetImage()
CVE-2016-7942
Red Hat Enterprise Linux 5/libX11
Red Hat Enterprise Linux 6/libX11
Red Hat
Low
No fix reported
Not recorded
libX11: Off-by-one error in XListExtensions in ListExt.c
CVE-2018-14599
Red Hat Enterprise Linux 6/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: Out of Bounds write in XListExtensions in ListExt.c
CVE-2018-14600
Red Hat Enterprise Linux 5/libX11
Red Hat Enterprise Linux 6/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: Crash on invalid reply in XListExtensions in ListExt.c
CVE-2018-14598
Red Hat Enterprise Linux 6/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: Heap overflow in the X input method client
CVE-2020-14344
Red Hat Enterprise Linux 5/libX11
Red Hat Enterprise Linux 6/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: missing request length checks
CVE-2021-31535
Red Hat Enterprise Linux 6/libX11
Red Hat
High
No fix reported
Not recorded
libX11: memory leak in _XFreeX11XCBStructure() of xcb_disp.c
CVE-2022-3555
Red Hat Enterprise Linux 6/libX11
Red Hat Enterprise Linux 7/libX11
Red Hat
Low
No fix reported
Not recorded
libX11: memory leak in _XimRegisterIMInstantiateCallback() of modules/im/ximcp/imsClbk.c
CVE-2022-3554
Red Hat Enterprise Linux 6/libX11
Red Hat Enterprise Linux 7/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: InitExt.c can overwrite unintended portions of the Display structure if the extension request leads to a buffer overflow
CVE-2023-3138
Red Hat Enterprise Linux 6/libX11
Red Hat Enterprise Linux 7/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: integer overflow in XCreateImage() leading to a heap overflow
CVE-2023-43787
Red Hat Enterprise Linux 6/libX11
Red Hat Enterprise Linux 7/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: stack exhaustion from infinite recursion in PutSubImage()
CVE-2023-43786
Red Hat Enterprise Linux 6/libX11
Red Hat Enterprise Linux 7/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: out-of-bounds memory access in _XkbReadKeySyms()
CVE-2023-43785
Red Hat Enterprise Linux 6/libX11
Red Hat Enterprise Linux 7/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: libX11: Heap-based buffer overflow via malicious X server
CVE-2026-88806
Red Hat Enterprise Linux 6/libX11
Red Hat
High
No fix reported
Not recorded
libX11: libX11: Denial of Service via out-of-bounds read in XIM attribute parser
CVE-2026-94283
Red Hat Enterprise Linux 10/libX11
Red Hat Enterprise Linux 6/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: libX11: Denial of Service via out-of-bounds read in XIM trigger-key registration parser
CVE-2026-94284
Red Hat Enterprise Linux 10/libX11
Red Hat Enterprise Linux 6/libX11
Red Hat
Medium
No fix reported
Not recorded
libX11: libX11: Denial of Service via out-of-bounds read in byte-oriented codeset parser
CVE-2026-94285
Red Hat Enterprise Linux 10/libX11
Red Hat Enterprise Linux 6/libX11
Red Hat
Medium
No fix reported
Not recorded
