c2879fd933
* Thu Jan 13 2022 Florian Weimer <fweimer@redhat.com> - 2.34-18 - Backport optimized ELF dependency sorting algorithm (#2032647) * Thu Jan 13 2022 Florian Weimer <fweimer@redhat.com> - 2.34-17 - Sync with upstream branch release/2.34/master, commit 2fe2af88abd13ae5636881da2e26f461ecb7dfb5 - i386: Remove broken CAN_USE_REGISTER_ASM_EBP (bug 28771) - Update syscall lists for Linux 5.15 - powerpc: Fix unrecognized instruction errors with recent GCC - timezone: test-case for BZ #28707 - timezone: handle truncated timezones from tzcode-2021d and later (BZ #28707) - Fix subscript error with odd TZif file [BZ #28338] - AArch64: Check for SVE in ifuncs [BZ #28744] - intl/plural.y: Avoid conflicting declarations of yyerror and yylex - Linux: Fix 32-bit vDSO for clock_gettime on powerpc32 - linux: Add sparck brk implementation - Update sparc libm-test-ulps - Update hppa libm-test-ulps - riscv: align stack before calling _dl_init [BZ #28703] - riscv: align stack in clone [BZ #28702] - powerpc64[le]: Allocate extra stack frame on syscall.S - elf: Fix tst-cpu-features-cpuinfo for KVM guests on some AMD systems [BZ #28704] - nss: Use "files dns" as the default for the hosts database (bug 28700) - arm: Guard ucontext _rtld_global_ro access by SHARED, not PIC macro - mips: increase stack alignment in clone to match the ABI - mips: align stack in clone [BZ #28223] Resolves: #2032647 Resolves: #2033649
28 lines
1.0 KiB
Diff
28 lines
1.0 KiB
Diff
commit 515a6f53cd984d5e6e374fbee52772f967fc3c73
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Author: Paul Eggert <eggert@cs.ucla.edu>
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Date: Mon Sep 13 22:49:45 2021 -0700
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Fix subscript error with odd TZif file [BZ #28338]
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* time/tzfile.c (__tzfile_compute): Fix unlikely off-by-one bug
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that accessed before start of an array when an oddball-but-valid
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TZif file was queried with an unusual time_t value.
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Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
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(cherry picked from commit 645277434a42efc547d2cac8bfede4da10b4049f)
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diff --git a/time/tzfile.c b/time/tzfile.c
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index 4377018a55936389..190a777152b31cee 100644
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--- a/time/tzfile.c
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+++ b/time/tzfile.c
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@@ -765,8 +765,7 @@ __tzfile_compute (__time64_t timer, int use_localtime,
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*leap_correct = leaps[i].change;
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if (timer == leaps[i].transition /* Exactly at the transition time. */
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- && ((i == 0 && leaps[i].change > 0)
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- || leaps[i].change > leaps[i - 1].change))
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+ && (leaps[i].change > (i == 0 ? 0 : leaps[i - 1].change)))
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{
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*leap_hit = 1;
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while (i > 0
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