Re: [whinlatter][PATCH] glibc: stable 2.42 branch updates

[Hemanth Kumar M D <Hemanth.KumarMD@windriver.com>]

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Hello,

This patch depends on the related whinlatter backport series addressing 
build issues with newer glibc:

https://lists.openembedded.org/g/openembedded-core/message/235011?p=%2C%2C%2C20%2C0%2C0%2C0%3A%3ACreated%2C%2C%5Bwhinlatter%5D%5BPATCH+1%2F9%5D+dtc%3A+backport+fix+for+build+with+glibc-2.43%2C20%2C2%2C0%2C118744346 
<https://lists.openembedded.org/g/openembedded-core/message/235011?p=%2C%2C%2C20%2C0%2C0%2C0%3A%3ACreated%2C%2C%5Bwhinlatter%5D%5BPATCH+1%2F9%5D+dtc%3A+backport+fix+for+build+with+glibc-2.43%2C20%2C2%2C0%2C118744346>


On 10-04-2026 05:39 pm, Hemanth.KumarMD@windriver.com wrote:
> From: Hemanth Kumar M D<Hemanth.KumarMD@windriver.com>
>
> $ git log --oneline 912d89a766847649a3857985a3b5e6065c51bfd4..a56a2943d2ce541102c630142c2eae0fbfc5886b
>
> a56a2943d2 tests: fix tst-rseq with Linux 7.0
> 68099ccc94 elf: parse /proc/self/maps as the last resort to find the gap for tst-link-map-contiguous-ldso
> 426378547e resolv: Check hostname for validity (CVE-2026-4438)
> 8e863fb1c9 resolv: Count records correctly (CVE-2026-4437)
> 1a19d5a507 posix: Run tst-wordexp-reuse-mem test
> 9cd9c90544 iconvdata: Fix invalid pointer arithmetic in ANSI_X3.110 module
> ebd45473f5 nss: Missing checks in __nss_configure_lookup, __nss_database_get (bug 28940)
> 937ef7aaf3 Linux: In getlogin_r, use utmp fallback only for specific errors
> 3989780591 nss: Introduce dedicated struct nss_database_for_fork type
>
> Testing Results:
> +--------------+--------+--------+------+
> | Result       | Before | After  | Diff |
> +--------------+--------+--------+------+
> | PASS         | 6934   | 6938   | +4   |
> | XPASS        | 4      | 4      |  0   |
> | FAIL         | 76     | 75     | -1   |
> | XFAIL        | 16     | 16     |  0   |
> | UNSUPPORTED  | 108    | 109    | +1   |
> +--------------+--------+--------+------+
>
> Changes in testcases:
> +------------------------------------------------------+--------+-------------+
> | Testcase                                             | Before | After       |
> +------------------------------------------------------+--------+-------------+
> | elf/tst-glibc-hwcaps                                | FAIL   | PASS        |
> | elf/tst-ldconfig-soname                             | FAIL   | PASS        |
> | nptl/tst-thread-affinity-pthread2                   | PASS   | FAIL        |
> | nss/tst-nss-malloc-failure-getlogin_r               | N/A    | UNSUPPORTED |
> | posix/tst-wordexp-reuse-mem                         | N/A    | PASS        |
> | resolv/tst-resolv-dns-section                       | N/A    | PASS        |
> | resolv/tst-resolv-invalid-ptr                       | N/A    | PASS        |
> +------------------------------------------------------+--------+-------------+
>
> Signed-off-by: Hemanth Kumar M D<Hemanth.KumarMD@windriver.com>
> ---
>   meta/recipes-core/glibc/glibc-version.inc | 2 +-
>   meta/recipes-core/glibc/glibc_2.42.bb     | 2 +-
>   2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/meta/recipes-core/glibc/glibc-version.inc b/meta/recipes-core/glibc/glibc-version.inc
> index 9991c02495..9f1003570d 100644
> --- a/meta/recipes-core/glibc/glibc-version.inc
> +++ b/meta/recipes-core/glibc/glibc-version.inc
> @@ -1,6 +1,6 @@
>   SRCBRANCH ?= "release/2.42/master"
>   PV = "2.42+git"
> -SRCREV_glibc ?= "912d89a766847649a3857985a3b5e6065c51bfd4"
> +SRCREV_glibc ?= "a56a2943d2ce541102c630142c2eae0fbfc5886b"
>   SRCREV_localedef ?= "cba02c503d7c853a38ccfb83c57e343ca5ecd7e5"
>   
>   GLIBC_GIT_URI ?= "git://sourceware.org/git/glibc.git;protocol=https" diff --git a/meta/recipes-core/glibc/glibc_2.42.bb 
> b/meta/recipes-core/glibc/glibc_2.42.bb index a8717c0eae..7e0aa3d5fc 
> 100644 --- a/meta/recipes-core/glibc/glibc_2.42.bb +++ 
> b/meta/recipes-core/glibc/glibc_2.42.bb @@ -17,7 +17,7 @@ Allows for 
> ASLR bypass so can bypass some hardening, not an exploit in itself, m 
> easier access for another. 'ASLR bypass itself is not a vulnerability.'"
>   
>   CVE_STATUS_GROUPS += "CVE_STATUS_STABLE_BACKPORTS"
> -CVE_STATUS_STABLE_BACKPORTS = "CVE-2025-15281 CVE-2026-0861 CVE-2026-0915"
> +CVE_STATUS_STABLE_BACKPORTS = "CVE-2025-15281 CVE-2026-0861 CVE-2026-0915 CVE-2026-4437 CVE-2026-4438"
>   CVE_STATUS_STABLE_BACKPORTS[status] = "cpe-stable-backport: fix available in used git hash"
>   
>   DEPENDS += "gperf-native bison-native"

-- 
Regards,
Hemanth Kumar M D

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