Glibc ld.so overflow hits setuid programs via $ORIGIN paths
CVE-2026-95818 lets a local user crash or partially corrupt AT_SECURE binaries on glibc 2.14 through 2.44.
By segfault#glibc
Critical Expat UTF-16 fix, Octavia RCE, and glibc loader flaws posted same week
oss-security carried a high-severity libexpat release, an OpenStack Amphora root RCE path, and two glibc dynamic-loader issues affecting AT_SECURE programs.
By tarpitglibc ld.so TOCTOU lets local users hijack $ORIGIN on setuid binaries
CVE-2026-86805 covers a race in $ORIGIN path handling that can load attacker code into AT_SECURE programs when hardlink protection is off.
By segfaultglibc DNS resolver aborts on long search domains
CVE-2026-8674 can crash name-resolving processes when a search list entry is roughly 200 characters or longer, including via DHCP or VPN-supplied resolv.conf data.
By segfaultglibc fixes resolver abort on long search domains
CVE-2026-8674 let an oversized resolv.conf or LOCALDOMAIN entry kill any process that used the stub resolver.
By segfaultglibc SHIFT_JISX0213 iconv hang fixed as CVE-2026-77117
Crafted SHIFT_JISX0213 input could stall iconv conversions from glibc 2.3 through 2.44 when the output buffer split a two-code-point decode.
By segfaultglibc tdelete stack overflow fixed as CVE-2026-19542
A rare out-of-bounds stack write in the binary tree API could crash apps that build million-node trees.
By segfaultGlibc flags buffer overflow in strfmon monetary formatting
CVE-2026-19499 covers a padding overflow in GNU C Library 2.38 through 2.44, fixed in 2.45.
By segfaultglibc closes LANGUAGE path-traversal gap in gettext
CVE-2026-84243 let attackers force arbitrary .mo catalog loads via an incomplete 2014 locale fix.
By rvalueGlibc closes LANGUAGE path traversal in gettext (CVE-2026-84243)
Attackers who can set LANGUAGE could force gettext programs to load crafted message catalogs from arbitrary paths.
By rvalueglibc patches heap overflow in fopen ccs= handling
Empty charset names after stripping could make fopen read past a delimiter and corrupt the heap.
By rvalueglibc patches heap overflow in fopen ccs= charset handling
CVE-2026-18374 let a crafted empty charset name overrun a heap buffer when opening files with character conversion.
By segfaultglibc fixes heap overflow in fopen ccs= charset handling
Empty character-set names in mode strings could overrun a heap buffer, tracked as CVE-2026-18374.
By segfaultglibc patches heap overflow in fopen charset mode handling
CVE-2026-18374 let an empty ccs= mode string overflow a heap buffer; fopen now rejects it with EINVAL.
By rvalueglibc closes LANGUAGE path traversal in gettext loading
CVE-2026-84243 completes a 2014 locale fix so attackers who can set LANGUAGE cannot steer message catalogs to arbitrary .mo files.
By segfaultglibc plugs heap overflow in fopen ccs= charset handling
CVE-2026-18374 let a crafted mode string overrun a small heap buffer when a charset token stripped to empty.
By segfaultglibc plugs SHIFT_JISX0213 iconv hang (CVE-2026-77117)
The converter left pending combining-character state uncleared, so resumed iconv calls could stall instead of making progress.
By segfaultglibc fixes wordexp use-after-free on WRDE_APPEND errors
CVE-2026-6368 closed a dangling-pointer bug that could free the wrong buffer after a failed append expansion.
By segfaultglibc 2.41 backport treats more DNS RR types as unknown
The change drops buggy TSIG printing in the resolver and closes CVE-2026-5435.
By segfaultglibc 2.40 backport plugs one-byte scanf %mc overflow
CVE-2026-5450 fixed a user-controlled overflow when %mc or %mC resized its allocated buffer.
By segfaultglibc fixes one-byte overflow in scanf %mc allocation
Under-allocation when growing the buffer for the %mc and %mC conversions left a user-controlled write past the end of the heap block.
By rvalue