From: Peter Marko <[email protected]> Pick patch per [1].
[1] https://security-tracker.debian.org/tracker/CVE-2026-90781 Signed-off-by: Peter Marko <[email protected]> --- .../alsa/alsa-lib/CVE-2026-90781.patch | 41 +++++++++++++++++++ .../alsa/alsa-lib_1.2.16.1.bb | 4 +- 2 files changed, 44 insertions(+), 1 deletion(-) create mode 100644 meta/recipes-multimedia/alsa/alsa-lib/CVE-2026-90781.patch diff --git a/meta/recipes-multimedia/alsa/alsa-lib/CVE-2026-90781.patch b/meta/recipes-multimedia/alsa/alsa-lib/CVE-2026-90781.patch new file mode 100644 index 0000000000..57883b8169 --- /dev/null +++ b/meta/recipes-multimedia/alsa/alsa-lib/CVE-2026-90781.patch @@ -0,0 +1,41 @@ +From f84cd4ced7b36fddb8e4ee24404cf7c091d27020 Mon Sep 17 00:00:00 2001 +From: Jaroslav Kysela <[email protected]> +Date: Sun, 30 Aug 2026 20:20:30 +0200 +Subject: [PATCH] control: ctlparse - another fix for one-byte overrrun in + __snd_ctl_ascii_elem_id_parse + +Follows 1e27d63ef6d1dcf7d1f1a1e1eca3ea779e7de377 . + +Link: https://lore.kernel.org/alsa-devel/CACBQ=p2fho3m6dkv3cwukb6qhs92ouv+fj3sjz_pvbssdjw...@mail.gmail.com/ +Reported-by: Harsh Raj Singhania <[email protected]> +Signed-off-by: Jaroslav Kysela <[email protected]> + +CVE: CVE-2026-90781 +Upstream-Status: Backport [https://github.com/alsa-project/alsa-lib/commit/f84cd4ced7b36fddb8e4ee24404cf7c091d27020] +Signed-off-by: Peter Marko <[email protected]> +--- + src/control/ctlparse.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/src/control/ctlparse.c b/src/control/ctlparse.c +index c40de2bd..7132210e 100644 +--- a/src/control/ctlparse.c ++++ b/src/control/ctlparse.c +@@ -219,7 +219,7 @@ int __snd_ctl_ascii_elem_id_parse(snd_ctl_elem_id_t *dst, const char *str, + if (*str == '\'' || *str == '\"') { + c = *str++; + while (*str && *str != c) { +- if (size < (int)sizeof(buf)) { ++ if (size < (int)sizeof(buf) - 1) { + *ptr++ = *str; + size++; + } +@@ -229,7 +229,7 @@ int __snd_ctl_ascii_elem_id_parse(snd_ctl_elem_id_t *dst, const char *str, + str++; + } else { + while (*str && *str != ',') { +- if (size < (int)sizeof(buf)) { ++ if (size < (int)sizeof(buf) - 1) { + *ptr++ = *str; + size++; + } diff --git a/meta/recipes-multimedia/alsa/alsa-lib_1.2.16.1.bb b/meta/recipes-multimedia/alsa/alsa-lib_1.2.16.1.bb index 1033250204..48f1689549 100644 --- a/meta/recipes-multimedia/alsa/alsa-lib_1.2.16.1.bb +++ b/meta/recipes-multimedia/alsa/alsa-lib_1.2.16.1.bb @@ -9,7 +9,9 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=a916467b91076e631dd8edb7424769c7 \ file://src/socket.c;md5=285675b45e83f571c6a957fe4ab79c93;beginline=9;endline=24 \ " -SRC_URI = "https://www.alsa-project.org/files/pub/lib/${BP}.tar.bz2"; +SRC_URI = "https://www.alsa-project.org/files/pub/lib/${BP}.tar.bz2 \ + file://CVE-2026-90781.patch \ +" SRC_URI[sha256sum] = "f740db7f488255944ffd4428416ee3390a96742856916433df468c281436480e" inherit autotools pkgconfig
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